30919802

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{13339}}^1$

素因数の和:13421

約数の個数: 16

約数和(自身を含む): 49624800

約数和(自身を除く): 18704998

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 13339, 26678, 253441, 506882, 813679, 1627358, 15459901, 30919802]

約数ペア:

[(1, 30919802), (2, 15459901), (19, 1627358), (38, 813679), (61, 506882), (122, 253441), (1159, 26678), (2318, 13339)]