20246085616

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1103}}^1\times {\mathrm{1609}}^1$

素因数の和:2774

約数の個数: 80

約数和(自身を含む): 42317291520

約数和(自身を除く): 22071205904

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1103, 1426, 1609, 2206, 2852, 3218, 4412, 5704, 6436, 8824, 11408, 12872, 17648, 25369, 25744, 34193, 37007, 49879, 50738, 68386, 74014, 99758, 101476, 136772, 148028, 199516, 202952, 273544, 296056, 399032, 405904, 547088, 592112, 786439, 798064, 1147217, 1572878, 1774727, 2294434, 3145756, 3549454, 4588868, 6291512, 7098908, 9177736, 12583024, 14197816, 18355472, 28395632, 40818721, 55016537, 81637442, 110033074, 163274884, 220066148, 326549768, 440132296, 653099536, 880264592, 1265380351, 2530760702, 5061521404, 10123042808, 20246085616]

約数ペア:

[(1, 20246085616), (2, 10123042808), (4, 5061521404), (8, 2530760702), (16, 1265380351), (23, 880264592), (31, 653099536), (46, 440132296), (62, 326549768), (92, 220066148), (124, 163274884), (184, 110033074), (248, 81637442), (368, 55016537), (496, 40818721), (713, 28395632), (1103, 18355472), (1426, 14197816), (1609, 12583024), (2206, 9177736), (2852, 7098908), (3218, 6291512), (4412, 4588868), (5704, 3549454), (6436, 3145756), (8824, 2294434), (11408, 1774727), (12872, 1572878), (17648, 1147217), (25369, 798064), (25744, 786439), (34193, 592112), (37007, 547088), (49879, 405904), (50738, 399032), (68386, 296056), (74014, 273544), (99758, 202952), (101476, 199516), (136772, 148028)]