20129402876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3339317}}^1$

素因数の和:3339469

約数の個数: 24

約数和(自身を含む): 38709374256

約数和(自身を除く): 18579971380

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 6028, 3339317, 6678634, 13357268, 36732487, 73464974, 146929948, 457486429, 914972858, 1829945716, 5032350719, 10064701438, 20129402876]

約数ペア:

[(1, 20129402876), (2, 10064701438), (4, 5032350719), (11, 1829945716), (22, 914972858), (44, 457486429), (137, 146929948), (274, 73464974), (548, 36732487), (1507, 13357268), (3014, 6678634), (6028, 3339317)]