18621848

素因数分解:

$2^3\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1049}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 40068000

約数和(自身を除く): 21446152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 317, 634, 1049, 1268, 2098, 2219, 2536, 4196, 4438, 7343, 8392, 8876, 14686, 17752, 29372, 58744, 332533, 665066, 1330132, 2327731, 2660264, 4655462, 9310924, 18621848]

約数ペア:

[(1, 18621848), (2, 9310924), (4, 4655462), (7, 2660264), (8, 2327731), (14, 1330132), (28, 665066), (56, 332533), (317, 58744), (634, 29372), (1049, 17752), (1268, 14686), (2098, 8876), (2219, 8392), (2536, 7343), (4196, 4438)]