18180831

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:698

約数の個数: 16

約数和(自身を含む): 24732000

約数和(自身を除く): 6551169

約数列:

[1, 3, 89, 149, 267, 447, 457, 1371, 13261, 39783, 40673, 68093, 122019, 204279, 6060277, 18180831]

約数ペア:

[(1, 18180831), (3, 6060277), (89, 204279), (149, 122019), (267, 68093), (447, 40673), (457, 39783), (1371, 13261)]