20180411

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:454

約数の個数: 16

約数和(自身を含む): 22291200

約数和(自身を除く): 2110789

約数列:

[1, 17, 31, 149, 257, 527, 2533, 4369, 4619, 7967, 38293, 78523, 135439, 650981, 1187083, 20180411]

約数ペア:

[(1, 20180411), (17, 1187083), (31, 650981), (149, 135439), (257, 78523), (527, 38293), (2533, 7967), (4369, 4619)]