20552022

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 27348138

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 53, 54, 86, 106, 129, 159, 167, 258, 318, 334, 387, 477, 501, 774, 954, 1002, 1161, 1431, 1503, 2279, 2322, 2862, 3006, 4509, 4558, 6837, 7181, 8851, 9018, 13674, 14362, 17702, 20511, 21543, 26553, 41022, 43086, 53106, 61533, 64629, 79659, 123066, 129258, 159318, 193887, 238977, 380593, 387774, 477954, 761186, 1141779, 2283558, 3425337, 6850674, 10276011, 20552022]

約数ペア:

[(1, 20552022), (2, 10276011), (3, 6850674), (6, 3425337), (9, 2283558), (18, 1141779), (27, 761186), (43, 477954), (53, 387774), (54, 380593), (86, 238977), (106, 193887), (129, 159318), (159, 129258), (167, 123066), (258, 79659), (318, 64629), (334, 61533), (387, 53106), (477, 43086), (501, 41022), (774, 26553), (954, 21543), (1002, 20511), (1161, 17702), (1431, 14362), (1503, 13674), (2279, 9018), (2322, 8851), (2862, 7181), (3006, 6837), (4509, 4558)]