18674768

素因数分解:

$2^4\times 7^1\times {\mathrm{166739}}^1$

素因数の和:166754

約数の個数: 20

約数和(自身を含む): 41351520

約数和(自身を除く): 22676752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 166739, 333478, 666956, 1167173, 1333912, 2334346, 2667824, 4668692, 9337384, 18674768]

約数ペア:

[(1, 18674768), (2, 9337384), (4, 4668692), (7, 2667824), (8, 2334346), (14, 1333912), (16, 1167173), (28, 666956), (56, 333478), (112, 166739)]