20866776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4283}}^1$

素因数の和:4328

約数の個数: 64

約数和(自身を含む): 61689600

約数和(自身を除く): 40822824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 116, 168, 174, 203, 232, 348, 406, 609, 696, 812, 1218, 1624, 2436, 4283, 4872, 8566, 12849, 17132, 25698, 29981, 34264, 51396, 59962, 89943, 102792, 119924, 124207, 179886, 239848, 248414, 359772, 372621, 496828, 719544, 745242, 869449, 993656, 1490484, 1738898, 2608347, 2980968, 3477796, 5216694, 6955592, 10433388, 20866776]

約数ペア:

[(1, 20866776), (2, 10433388), (3, 6955592), (4, 5216694), (6, 3477796), (7, 2980968), (8, 2608347), (12, 1738898), (14, 1490484), (21, 993656), (24, 869449), (28, 745242), (29, 719544), (42, 496828), (56, 372621), (58, 359772), (84, 248414), (87, 239848), (116, 179886), (168, 124207), (174, 119924), (203, 102792), (232, 89943), (348, 59962), (406, 51396), (609, 34264), (696, 29981), (812, 25698), (1218, 17132), (1624, 12849), (2436, 8566), (4283, 4872)]