18159256

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 35136000

約数和(自身を除く): 16976744

約数列:

[1, 2, 4, 8, 59, 79, 118, 158, 236, 316, 472, 487, 632, 974, 1948, 3896, 4661, 9322, 18644, 28733, 37288, 38473, 57466, 76946, 114932, 153892, 229864, 307784, 2269907, 4539814, 9079628, 18159256]

約数ペア:

[(1, 18159256), (2, 9079628), (4, 4539814), (8, 2269907), (59, 307784), (79, 229864), (118, 153892), (158, 114932), (236, 76946), (316, 57466), (472, 38473), (487, 37288), (632, 28733), (974, 18644), (1948, 9322), (3896, 4661)]