20112456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9209}}^1$

素因数の和:9238

約数の個数: 64

約数和(自身を含む): 61891200

約数和(自身を除く): 41778744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9209, 18418, 27627, 36836, 55254, 64463, 73672, 110508, 119717, 128926, 193389, 221016, 239434, 257852, 359151, 386778, 478868, 515704, 718302, 773556, 838019, 957736, 1436604, 1547112, 1676038, 2514057, 2873208, 3352076, 5028114, 6704152, 10056228, 20112456]

約数ペア:

[(1, 20112456), (2, 10056228), (3, 6704152), (4, 5028114), (6, 3352076), (7, 2873208), (8, 2514057), (12, 1676038), (13, 1547112), (14, 1436604), (21, 957736), (24, 838019), (26, 773556), (28, 718302), (39, 515704), (42, 478868), (52, 386778), (56, 359151), (78, 257852), (84, 239434), (91, 221016), (104, 193389), (156, 128926), (168, 119717), (182, 110508), (273, 73672), (312, 64463), (364, 55254), (546, 36836), (728, 27627), (1092, 18418), (2184, 9209)]