18973214

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2377}}^1$

素因数の和:2699

約数の個数: 16

約数和(自身を含む): 30761808

約数和(自身を除く): 11788594

約数列:

[1, 2, 13, 26, 307, 614, 2377, 3991, 4754, 7982, 30901, 61802, 729739, 1459478, 9486607, 18973214]

約数ペア:

[(1, 18973214), (2, 9486607), (13, 1459478), (26, 729739), (307, 61802), (614, 30901), (2377, 7982), (3991, 4754)]