19381888

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{2857}}^1$

素因数の和:2924

約数の個数: 32

約数和(自身を含む): 39354660

約数和(自身を除く): 19972772

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 424, 848, 1696, 2857, 3392, 5714, 6784, 11428, 22856, 45712, 91424, 151421, 182848, 302842, 365696, 605684, 1211368, 2422736, 4845472, 9690944, 19381888]

約数ペア:

[(1, 19381888), (2, 9690944), (4, 4845472), (8, 2422736), (16, 1211368), (32, 605684), (53, 365696), (64, 302842), (106, 182848), (128, 151421), (212, 91424), (424, 45712), (848, 22856), (1696, 11428), (2857, 6784), (3392, 5714)]