16205290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{67}}^2$

素因数の和:179

約数の個数: 36

約数和(自身を含む): 31251906

約数和(自身を除く): 15046616

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 361, 670, 722, 1273, 1805, 2546, 3610, 4489, 6365, 8978, 12730, 22445, 24187, 44890, 48374, 85291, 120935, 170582, 241870, 426455, 852910, 1620529, 3241058, 8102645, 16205290]

約数ペア:

[(1, 16205290), (2, 8102645), (5, 3241058), (10, 1620529), (19, 852910), (38, 426455), (67, 241870), (95, 170582), (134, 120935), (190, 85291), (335, 48374), (361, 44890), (670, 24187), (722, 22445), (1273, 12730), (1805, 8978), (2546, 6365), (3610, 4489)]