18903424

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{6421}}^1$

素因数の和:6458

約数の個数: 32

約数和(自身を含む): 39302640

約数和(自身を除く): 20399216

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 6421, 12842, 25684, 51368, 102736, 147683, 205472, 295366, 410944, 590732, 821888, 1181464, 2362928, 4725856, 9451712, 18903424]

約数ペア:

[(1, 18903424), (2, 9451712), (4, 4725856), (8, 2362928), (16, 1181464), (23, 821888), (32, 590732), (46, 410944), (64, 295366), (92, 205472), (128, 147683), (184, 102736), (368, 51368), (736, 25684), (1472, 12842), (2944, 6421)]