20100376816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{751}}^1\times {\mathrm{128677}}^1$

素因数の和:129449

約数の個数: 40

約数和(自身を含む): 41996381504

約数和(自身を除く): 21896004688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 751, 1502, 3004, 6008, 9763, 12016, 19526, 39052, 78104, 128677, 156208, 257354, 514708, 1029416, 1672801, 2058832, 3345602, 6691204, 13382408, 26764816, 96636427, 193272854, 386545708, 773091416, 1256273551, 1546182832, 2512547102, 5025094204, 10050188408, 20100376816]

約数ペア:

[(1, 20100376816), (2, 10050188408), (4, 5025094204), (8, 2512547102), (13, 1546182832), (16, 1256273551), (26, 773091416), (52, 386545708), (104, 193272854), (208, 96636427), (751, 26764816), (1502, 13382408), (3004, 6691204), (6008, 3345602), (9763, 2058832), (12016, 1672801), (19526, 1029416), (39052, 514708), (78104, 257354), (128677, 156208)]