18871031330

素因数分解:

$2^1\times 5^1\times {\mathrm{152839}}^1\times {\mathrm{12347}}^1$

素因数の和:165193

約数の個数: 16

約数和(自身を含む): 33970829760

約数和(自身を除く): 15099798430

約数列:

[1, 2, 5, 10, 12347, 24694, 61735, 123470, 152839, 305678, 764195, 1528390, 1887103133, 3774206266, 9435515665, 18871031330]

約数ペア:

[(1, 18871031330), (2, 9435515665), (5, 3774206266), (10, 1887103133), (12347, 1528390), (24694, 764195), (61735, 305678), (123470, 152839)]