19785532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{6449}}^1$

素因数の和:6525

約数の個数: 24

約数和(自身を含む): 37926000

約数和(自身を除く): 18140468

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 767, 1534, 3068, 6449, 12898, 25796, 83837, 167674, 335348, 380491, 760982, 1521964, 4946383, 9892766, 19785532]

約数ペア:

[(1, 19785532), (2, 9892766), (4, 4946383), (13, 1521964), (26, 760982), (52, 380491), (59, 335348), (118, 167674), (236, 83837), (767, 25796), (1534, 12898), (3068, 6449)]