18188607

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 25862704

約数和(自身を除く): 7674097

約数列:

[1, 3, 23, 69, 73, 157, 219, 471, 529, 1587, 1679, 3611, 5037, 10833, 11461, 34383, 38617, 83053, 115851, 249159, 263603, 790809, 6062869, 18188607]

約数ペア:

[(1, 18188607), (3, 6062869), (23, 790809), (69, 263603), (73, 249159), (157, 115851), (219, 83053), (471, 38617), (529, 34383), (1587, 11461), (1679, 10833), (3611, 5037)]