19960448

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9173}}^1$

素因数の和:9204

約数の個数: 32

約数和(自身を含む): 42108660

約数和(自身を除く): 22148212

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9173, 18346, 36692, 73384, 146768, 155941, 293536, 311882, 587072, 623764, 1174144, 1247528, 2495056, 4990112, 9980224, 19960448]

約数ペア:

[(1, 19960448), (2, 9980224), (4, 4990112), (8, 2495056), (16, 1247528), (17, 1174144), (32, 623764), (34, 587072), (64, 311882), (68, 293536), (128, 155941), (136, 146768), (272, 73384), (544, 36692), (1088, 18346), (2176, 9173)]