16890147205

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1\times {\mathrm{1801}}^1$

素因数の和:2317

約数の個数: 32

約数和(自身を含む): 21022679808

約数和(自身を除く): 4132532603

約数列:

[1, 5, 37, 163, 185, 311, 815, 1555, 1801, 6031, 9005, 11507, 30155, 50693, 57535, 66637, 253465, 293563, 333185, 560111, 1467815, 1875641, 2800555, 9378205, 10861831, 20724107, 54309155, 91298093, 103620535, 456490465, 3378029441, 16890147205]

約数ペア:

[(1, 16890147205), (5, 3378029441), (37, 456490465), (163, 103620535), (185, 91298093), (311, 54309155), (815, 20724107), (1555, 10861831), (1801, 9378205), (6031, 2800555), (9005, 1875641), (11507, 1467815), (30155, 560111), (50693, 333185), (57535, 293563), (66637, 253465)]