18453736

素因数分解:

$2^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1439}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 21290264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 229, 458, 916, 1439, 1603, 1832, 2878, 3206, 5756, 6412, 10073, 11512, 12824, 20146, 40292, 80584, 329531, 659062, 1318124, 2306717, 2636248, 4613434, 9226868, 18453736]

約数ペア:

[(1, 18453736), (2, 9226868), (4, 4613434), (7, 2636248), (8, 2306717), (14, 1318124), (28, 659062), (56, 329531), (229, 80584), (458, 40292), (916, 20146), (1439, 12824), (1603, 11512), (1832, 10073), (2878, 6412), (3206, 5756)]