18213460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53569}}^1$

素因数の和:53595

約数の個数: 24

約数和(自身を含む): 40498920

約数和(自身を除く): 22285460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 53569, 107138, 214276, 267845, 535690, 910673, 1071380, 1821346, 3642692, 4553365, 9106730, 18213460]

約数ペア:

[(1, 18213460), (2, 9106730), (4, 4553365), (5, 3642692), (10, 1821346), (17, 1071380), (20, 910673), (34, 535690), (68, 267845), (85, 214276), (170, 107138), (340, 53569)]