20290116

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3137}}^1$

素因数の和:3169

約数の個数: 72

約数和(自身を含む): 60098976

約数和(自身を除く): 39808860

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 462, 539, 588, 924, 1078, 1617, 2156, 3137, 3234, 6274, 6468, 9411, 12548, 18822, 21959, 34507, 37644, 43918, 65877, 69014, 87836, 103521, 131754, 138028, 153713, 207042, 241549, 263508, 307426, 414084, 461139, 483098, 614852, 724647, 922278, 966196, 1449294, 1690843, 1844556, 2898588, 3381686, 5072529, 6763372, 10145058, 20290116]

約数ペア:

[(1, 20290116), (2, 10145058), (3, 6763372), (4, 5072529), (6, 3381686), (7, 2898588), (11, 1844556), (12, 1690843), (14, 1449294), (21, 966196), (22, 922278), (28, 724647), (33, 614852), (42, 483098), (44, 461139), (49, 414084), (66, 307426), (77, 263508), (84, 241549), (98, 207042), (132, 153713), (147, 138028), (154, 131754), (196, 103521), (231, 87836), (294, 69014), (308, 65877), (462, 43918), (539, 37644), (588, 34507), (924, 21959), (1078, 18822), (1617, 12548), (2156, 9411), (3137, 6468), (3234, 6274)]