20218179904

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{24300697}}^1$

素因数の和:24300722

約数の個数: 28

約数和(自身を含む): 43206641044

約数和(自身を除く): 22988461140

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 24300697, 48601394, 97202788, 194405576, 315909061, 388811152, 631818122, 777622304, 1263636244, 1555244608, 2527272488, 5054544976, 10109089952, 20218179904]

約数ペア:

[(1, 20218179904), (2, 10109089952), (4, 5054544976), (8, 2527272488), (13, 1555244608), (16, 1263636244), (26, 777622304), (32, 631818122), (52, 388811152), (64, 315909061), (104, 194405576), (208, 97202788), (416, 48601394), (832, 24300697)]