1639339024

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3305119}}^1$

素因数の和:3305158

約数の個数: 20

約数和(自身を含む): 3278679040

約数和(自身を除く): 1639340016

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3305119, 6610238, 13220476, 26440952, 52881904, 102458689, 204917378, 409834756, 819669512, 1639339024]

約数ペア:

[(1, 1639339024), (2, 819669512), (4, 409834756), (8, 204917378), (16, 102458689), (31, 52881904), (62, 26440952), (124, 13220476), (248, 6610238), (496, 3305119)]