20414535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14421945

約数列:

[1, 3, 5, 15, 17, 51, 85, 223, 255, 359, 669, 1077, 1115, 1795, 3345, 3791, 5385, 6103, 11373, 18309, 18955, 30515, 56865, 80057, 91545, 240171, 400285, 1200855, 1360969, 4082907, 6804845, 20414535]

約数ペア:

[(1, 20414535), (3, 6804845), (5, 4082907), (15, 1360969), (17, 1200855), (51, 400285), (85, 240171), (223, 91545), (255, 80057), (359, 56865), (669, 30515), (1077, 18955), (1115, 18309), (1795, 11373), (3345, 6103), (3791, 5385)]