20400616

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{41}}^3$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 40267080

約数和(自身を除く): 19866464

約数列:

[1, 2, 4, 8, 37, 41, 74, 82, 148, 164, 296, 328, 1517, 1681, 3034, 3362, 6068, 6724, 12136, 13448, 62197, 68921, 124394, 137842, 248788, 275684, 497576, 551368, 2550077, 5100154, 10200308, 20400616]

約数ペア:

[(1, 20400616), (2, 10200308), (4, 5100154), (8, 2550077), (37, 551368), (41, 497576), (74, 275684), (82, 248788), (148, 137842), (164, 124394), (296, 68921), (328, 62197), (1517, 13448), (1681, 12136), (3034, 6724), (3362, 6068)]