20953130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{797}}^1$

素因数の和:1054

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 20415190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 797, 1195, 1594, 2390, 2629, 3985, 5258, 7970, 8767, 13145, 17534, 26290, 43835, 87670, 190483, 380966, 952415, 1904830, 2095313, 4190626, 10476565, 20953130]

約数ペア:

[(1, 20953130), (2, 10476565), (5, 4190626), (10, 2095313), (11, 1904830), (22, 952415), (55, 380966), (110, 190483), (239, 87670), (478, 43835), (797, 26290), (1195, 17534), (1594, 13145), (2390, 8767), (2629, 7970), (3985, 5258)]