19285585

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 25740288

約数和(自身を除く): 6454703

約数列:

[1, 5, 11, 55, 121, 127, 251, 605, 635, 1255, 1397, 2761, 6985, 13805, 15367, 30371, 31877, 76835, 151855, 159385, 350647, 1753235, 3857117, 19285585]

約数ペア:

[(1, 19285585), (5, 3857117), (11, 1753235), (55, 350647), (121, 159385), (127, 151855), (251, 76835), (605, 31877), (635, 30371), (1255, 15367), (1397, 13805), (2761, 6985)]