18005992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3079}}^1$

素因数の和:3145

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 18584408

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 1462, 2924, 3079, 5848, 6158, 12316, 24632, 52343, 104686, 132397, 209372, 264794, 418744, 529588, 1059176, 2250749, 4501498, 9002996, 18005992]

約数ペア:

[(1, 18005992), (2, 9002996), (4, 4501498), (8, 2250749), (17, 1059176), (34, 529588), (43, 418744), (68, 264794), (86, 209372), (136, 132397), (172, 104686), (344, 52343), (731, 24632), (1462, 12316), (2924, 6158), (3079, 5848)]