19701098

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{487}}^1$

素因数の和:781

約数の個数: 16

約数和(自身を含む): 30041280

約数和(自身を除く): 10340182

約数列:

[1, 2, 113, 179, 226, 358, 487, 974, 20227, 40454, 55031, 87173, 110062, 174346, 9850549, 19701098]

約数ペア:

[(1, 19701098), (2, 9850549), (113, 174346), (179, 110062), (226, 87173), (358, 55031), (487, 40454), (974, 20227)]