20005778432

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{1149229}}^1$

素因数の和:1149266

約数の個数: 44

約数和(自身を含む): 42344528580

約数和(自身を除く): 22338750148

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 2176, 4352, 8704, 17408, 1149229, 2298458, 4596916, 9193832, 18387664, 19536893, 36775328, 39073786, 73550656, 78147572, 147101312, 156295144, 294202624, 312590288, 588405248, 625180576, 1176810496, 1250361152, 2500722304, 5001444608, 10002889216, 20005778432]

約数ペア:

[(1, 20005778432), (2, 10002889216), (4, 5001444608), (8, 2500722304), (16, 1250361152), (17, 1176810496), (32, 625180576), (34, 588405248), (64, 312590288), (68, 294202624), (128, 156295144), (136, 147101312), (256, 78147572), (272, 73550656), (512, 39073786), (544, 36775328), (1024, 19536893), (1088, 18387664), (2176, 9193832), (4352, 4596916), (8704, 2298458), (17408, 1149229)]