16691480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32099}}^1$

素因数の和:32123

約数の個数: 32

約数和(自身を含む): 40446000

約数和(自身を除く): 23754520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 32099, 64198, 128396, 160495, 256792, 320990, 417287, 641980, 834574, 1283960, 1669148, 2086435, 3338296, 4172870, 8345740, 16691480]

約数ペア:

[(1, 16691480), (2, 8345740), (4, 4172870), (5, 3338296), (8, 2086435), (10, 1669148), (13, 1283960), (20, 834574), (26, 641980), (40, 417287), (52, 320990), (65, 256792), (104, 160495), (130, 128396), (260, 64198), (520, 32099)]