20855528022

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{478843}}^1$

素因数の和:478933

約数の個数: 64

約数和(自身を含む): 51301430784

約数和(自身を除く): 30445902762

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 61, 102, 119, 122, 183, 238, 357, 366, 427, 714, 854, 1037, 1281, 2074, 2562, 3111, 6222, 7259, 14518, 21777, 43554, 478843, 957686, 1436529, 2873058, 3351901, 6703802, 8140331, 10055703, 16280662, 20111406, 24420993, 29209423, 48841986, 56982317, 58418846, 87628269, 113964634, 170946951, 175256538, 204465961, 341893902, 408931922, 496560191, 613397883, 993120382, 1226795766, 1489680573, 2979361146, 3475921337, 6951842674, 10427764011, 20855528022]

約数ペア:

[(1, 20855528022), (2, 10427764011), (3, 6951842674), (6, 3475921337), (7, 2979361146), (14, 1489680573), (17, 1226795766), (21, 993120382), (34, 613397883), (42, 496560191), (51, 408931922), (61, 341893902), (102, 204465961), (119, 175256538), (122, 170946951), (183, 113964634), (238, 87628269), (357, 58418846), (366, 56982317), (427, 48841986), (714, 29209423), (854, 24420993), (1037, 20111406), (1281, 16280662), (2074, 10055703), (2562, 8140331), (3111, 6703802), (6222, 3351901), (7259, 2873058), (14518, 1436529), (21777, 957686), (43554, 478843)]