18870654

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2087}}^1$

素因数の和:2240

約数の個数: 32

約数和(自身を含む): 41492736

約数和(自身を除く): 22622082

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 137, 274, 411, 822, 1507, 2087, 3014, 4174, 4521, 6261, 9042, 12522, 22957, 45914, 68871, 137742, 285919, 571838, 857757, 1715514, 3145109, 6290218, 9435327, 18870654]

約数ペア:

[(1, 18870654), (2, 9435327), (3, 6290218), (6, 3145109), (11, 1715514), (22, 857757), (33, 571838), (66, 285919), (137, 137742), (274, 68871), (411, 45914), (822, 22957), (1507, 12522), (2087, 9042), (3014, 6261), (4174, 4521)]