644295408

素因数分解:

$2^4\times 3^1\times {\mathrm{13422821}}^1$

素因数の和:13422832

約数の個数: 20

約数和(自身を含む): 1664429928

約数和(自身を除く): 1020134520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13422821, 26845642, 40268463, 53691284, 80536926, 107382568, 161073852, 214765136, 322147704, 644295408]

約数ペア:

[(1, 644295408), (2, 322147704), (3, 214765136), (4, 161073852), (6, 107382568), (8, 80536926), (12, 53691284), (16, 40268463), (24, 26845642), (48, 13422821)]