18902308

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 33826464

約数和(自身を除く): 14924156

約数列:

[1, 2, 4, 67, 134, 251, 268, 281, 502, 562, 1004, 1124, 16817, 18827, 33634, 37654, 67268, 70531, 75308, 141062, 282124, 4725577, 9451154, 18902308]

約数ペア:

[(1, 18902308), (2, 9451154), (4, 4725577), (67, 282124), (134, 141062), (251, 75308), (268, 70531), (281, 67268), (502, 37654), (562, 33634), (1004, 18827), (1124, 16817)]