18679538

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{727}}^1$

素因数の和:1201

約数の個数: 16

約数和(自身を含む): 29090880

約数和(自身を除く): 10411342

約数列:

[1, 2, 29, 58, 443, 727, 886, 1454, 12847, 21083, 25694, 42166, 322061, 644122, 9339769, 18679538]

約数ペア:

[(1, 18679538), (2, 9339769), (29, 644122), (58, 322061), (443, 42166), (727, 25694), (886, 21083), (1454, 12847)]