13221904

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:295

約数の個数: 40

約数和(自身を含む): 26462592

約数和(自身を除く): 13240688

約数列:

[1, 2, 4, 8, 16, 71, 103, 113, 142, 206, 226, 284, 412, 452, 568, 824, 904, 1136, 1648, 1808, 7313, 8023, 11639, 14626, 16046, 23278, 29252, 32092, 46556, 58504, 64184, 93112, 117008, 128368, 186224, 826369, 1652738, 3305476, 6610952, 13221904]

約数ペア:

[(1, 13221904), (2, 6610952), (4, 3305476), (8, 1652738), (16, 826369), (71, 186224), (103, 128368), (113, 117008), (142, 93112), (206, 64184), (226, 58504), (284, 46556), (412, 32092), (452, 29252), (568, 23278), (824, 16046), (904, 14626), (1136, 11639), (1648, 8023), (1808, 7313)]