18702910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{349}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 35380800

約数和(自身を除く): 16677890

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 233, 349, 466, 698, 1165, 1745, 2330, 3490, 5359, 8027, 10718, 16054, 26795, 40135, 53590, 80270, 81317, 162634, 406585, 813170, 1870291, 3740582, 9351455, 18702910]

約数ペア:

[(1, 18702910), (2, 9351455), (5, 3740582), (10, 1870291), (23, 813170), (46, 406585), (115, 162634), (230, 81317), (233, 80270), (349, 53590), (466, 40135), (698, 26795), (1165, 16054), (1745, 10718), (2330, 8027), (3490, 5359)]