18867964

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2579}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 34675200

約数和(自身を除く): 15807236

約数列:

[1, 2, 4, 31, 59, 62, 118, 124, 236, 1829, 2579, 3658, 5158, 7316, 10316, 79949, 152161, 159898, 304322, 319796, 608644, 4716991, 9433982, 18867964]

約数ペア:

[(1, 18867964), (2, 9433982), (4, 4716991), (31, 608644), (59, 319796), (62, 304322), (118, 159898), (124, 152161), (236, 79949), (1829, 10316), (2579, 7316), (3658, 5158)]