494663728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2378191}}^1$

素因数の和:2378212

約数の個数: 20

約数和(自身を含む): 1032135328

約数和(自身を除く): 537471600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2378191, 4756382, 9512764, 19025528, 30916483, 38051056, 61832966, 123665932, 247331864, 494663728]

約数ペア:

[(1, 494663728), (2, 247331864), (4, 123665932), (8, 61832966), (13, 38051056), (16, 30916483), (26, 19025528), (52, 9512764), (104, 4756382), (208, 2378191)]