19854524416

素因数分解:

$2^{18}\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 152

約数和(自身を含む): 43033476960

約数和(自身を除く): 23178952544

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 64, 74, 89, 92, 128, 148, 178, 184, 256, 296, 356, 368, 512, 592, 712, 736, 851, 1024, 1184, 1424, 1472, 1702, 2047, 2048, 2368, 2848, 2944, 3293, 3404, 4094, 4096, 4736, 5696, 5888, 6586, 6808, 8188, 8192, 9472, 11392, 11776, 13172, 13616, 16376, 16384, 18944, 22784, 23552, 26344, 27232, 32752, 32768, 37888, 45568, 47104, 52688, 54464, 65504, 65536, 75739, 75776, 91136, 94208, 105376, 108928, 131008, 131072, 151478, 151552, 182272, 188416, 210752, 217856, 262016, 262144, 302956, 303104, 364544, 376832, 421504, 435712, 524032, 605912, 606208, 729088, 753664, 843008, 871424, 1048064, 1211824, 1212416, 1458176, 1507328, 1686016, 1742848, 2096128, 2423648, 2424832, 2916352, 3014656, 3372032, 3485696, 4192256, 4847296, 4849664, 5832704, 6029312, 6744064, 6971392, 8384512, 9694592, 9699328, 11665408, 13488128, 13942784, 16769024, 19389184, 23330816, 26976256, 27885568, 33538048, 38778368, 53952512, 55771136, 67076096, 77556736, 107905024, 111542272, 134152192, 155113472, 215810048, 223084544, 268304384, 310226944, 431620096, 536608768, 620453888, 863240192, 1240907776, 2481815552, 4963631104, 9927262208, 19854524416]

約数ペア:

[(1, 19854524416), (2, 9927262208), (4, 4963631104), (8, 2481815552), (16, 1240907776), (23, 863240192), (32, 620453888), (37, 536608768), (46, 431620096), (64, 310226944), (74, 268304384), (89, 223084544), (92, 215810048), (128, 155113472), (148, 134152192), (178, 111542272), (184, 107905024), (256, 77556736), (296, 67076096), (356, 55771136), (368, 53952512), (512, 38778368), (592, 33538048), (712, 27885568), (736, 26976256), (851, 23330816), (1024, 19389184), (1184, 16769024), (1424, 13942784), (1472, 13488128), (1702, 11665408), (2047, 9699328), (2048, 9694592), (2368, 8384512), (2848, 6971392), (2944, 6744064), (3293, 6029312), (3404, 5832704), (4094, 4849664), (4096, 4847296), (4736, 4192256), (5696, 3485696), (5888, 3372032), (6586, 3014656), (6808, 2916352), (8188, 2424832), (8192, 2423648), (9472, 2096128), (11392, 1742848), (11776, 1686016), (13172, 1507328), (13616, 1458176), (16376, 1212416), (16384, 1211824), (18944, 1048064), (22784, 871424), (23552, 843008), (26344, 753664), (27232, 729088), (32752, 606208), (32768, 605912), (37888, 524032), (45568, 435712), (47104, 421504), (52688, 376832), (54464, 364544), (65504, 303104), (65536, 302956), (75739, 262144), (75776, 262016), (91136, 217856), (94208, 210752), (105376, 188416), (108928, 182272), (131008, 151552), (131072, 151478)]