20183865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1163}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 35199360

約数和(自身を除く): 15015495

約数列:

[1, 3, 5, 13, 15, 39, 65, 89, 195, 267, 445, 1157, 1163, 1335, 3471, 3489, 5785, 5815, 15119, 17355, 17445, 45357, 75595, 103507, 226785, 310521, 517535, 1345591, 1552605, 4036773, 6727955, 20183865]

約数ペア:

[(1, 20183865), (3, 6727955), (5, 4036773), (13, 1552605), (15, 1345591), (39, 517535), (65, 310521), (89, 226785), (195, 103507), (267, 75595), (445, 45357), (1157, 17445), (1163, 17355), (1335, 15119), (3471, 5815), (3489, 5785)]