18796723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 21114720

約数和(自身を除く): 2317997

約数列:

[1, 11, 61, 109, 257, 671, 1199, 2827, 6649, 15677, 28013, 73139, 172447, 308143, 1708793, 18796723]

約数ペア:

[(1, 18796723), (11, 1708793), (61, 308143), (109, 172447), (257, 73139), (671, 28013), (1199, 15677), (2827, 6649)]