18630784

素因数分解:

$2^7\times {\mathrm{59}}^1\times {\mathrm{2467}}^1$

素因数の和:2540

約数の個数: 32

約数和(自身を含む): 37760400

約数和(自身を除く): 19129616

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 472, 944, 1888, 2467, 3776, 4934, 7552, 9868, 19736, 39472, 78944, 145553, 157888, 291106, 315776, 582212, 1164424, 2328848, 4657696, 9315392, 18630784]

約数ペア:

[(1, 18630784), (2, 9315392), (4, 4657696), (8, 2328848), (16, 1164424), (32, 582212), (59, 315776), (64, 291106), (118, 157888), (128, 145553), (236, 78944), (472, 39472), (944, 19736), (1888, 9868), (2467, 7552), (3776, 4934)]