18616528

素因数分解:

$2^4\times 7^1\times {\mathrm{166219}}^1$

素因数の和:166234

約数の個数: 20

約数和(自身を含む): 41222560

約数和(自身を除く): 22606032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 166219, 332438, 664876, 1163533, 1329752, 2327066, 2659504, 4654132, 9308264, 18616528]

約数ペア:

[(1, 18616528), (2, 9308264), (4, 4654132), (7, 2659504), (8, 2327066), (14, 1329752), (16, 1163533), (28, 664876), (56, 332438), (112, 166219)]