18130816

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 40147200

約数和(自身を除く): 22016384

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 128, 158, 163, 176, 316, 326, 352, 632, 652, 704, 869, 1264, 1304, 1408, 1738, 1793, 2528, 2608, 3476, 3586, 5056, 5216, 6952, 7172, 10112, 10432, 12877, 13904, 14344, 20864, 25754, 27808, 28688, 51508, 55616, 57376, 103016, 111232, 114752, 141647, 206032, 229504, 283294, 412064, 566588, 824128, 1133176, 1648256, 2266352, 4532704, 9065408, 18130816]

約数ペア:

[(1, 18130816), (2, 9065408), (4, 4532704), (8, 2266352), (11, 1648256), (16, 1133176), (22, 824128), (32, 566588), (44, 412064), (64, 283294), (79, 229504), (88, 206032), (128, 141647), (158, 114752), (163, 111232), (176, 103016), (316, 57376), (326, 55616), (352, 51508), (632, 28688), (652, 27808), (704, 25754), (869, 20864), (1264, 14344), (1304, 13904), (1408, 12877), (1738, 10432), (1793, 10112), (2528, 7172), (2608, 6952), (3476, 5216), (3586, 5056)]