18440528

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{1163}}^1$

素因数の和:2162

約数の個数: 20

約数和(自身を含む): 35795328

約数和(自身を除く): 17354800

約数列:

[1, 2, 4, 8, 16, 991, 1163, 1982, 2326, 3964, 4652, 7928, 9304, 15856, 18608, 1152533, 2305066, 4610132, 9220264, 18440528]

約数ペア:

[(1, 18440528), (2, 9220264), (4, 4610132), (8, 2305066), (16, 1152533), (991, 18608), (1163, 15856), (1982, 9304), (2326, 7928), (3964, 4652)]