19488973

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1692

約数の個数: 16

約数和(自身を含む): 23376384

約数和(自身を除く): 3887411

約数列:

[1, 7, 37, 47, 259, 329, 1601, 1739, 11207, 12173, 59237, 75247, 414659, 526729, 2784139, 19488973]

約数ペア:

[(1, 19488973), (7, 2784139), (37, 526729), (47, 414659), (259, 75247), (329, 59237), (1601, 12173), (1739, 11207)]