20219341318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{977}}^1\times {\mathrm{17749}}^1$

素因数の和:18792

約数の個数: 32

約数和(自身を含む): 33746868000

約数和(自身を除く): 13527526682

約数列:

[1, 2, 11, 22, 53, 106, 583, 977, 1166, 1954, 10747, 17749, 21494, 35498, 51781, 103562, 195239, 390478, 569591, 940697, 1139182, 1881394, 10347667, 17340773, 20695334, 34681546, 190748503, 381497006, 919060969, 1838121938, 10109670659, 20219341318]

約数ペア:

[(1, 20219341318), (2, 10109670659), (11, 1838121938), (22, 919060969), (53, 381497006), (106, 190748503), (583, 34681546), (977, 20695334), (1166, 17340773), (1954, 10347667), (10747, 1881394), (17749, 1139182), (21494, 940697), (35498, 569591), (51781, 390478), (103562, 195239)]