18345976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1279}}^1$

素因数の和:1459

約数の個数: 32

約数和(自身を含む): 37785600

約数和(自身を除く): 19439624

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 163, 326, 652, 1279, 1304, 1793, 2558, 3586, 5116, 7172, 10232, 14069, 14344, 28138, 56276, 112552, 208477, 416954, 833908, 1667816, 2293247, 4586494, 9172988, 18345976]

約数ペア:

[(1, 18345976), (2, 9172988), (4, 4586494), (8, 2293247), (11, 1667816), (22, 833908), (44, 416954), (88, 208477), (163, 112552), (326, 56276), (652, 28138), (1279, 14344), (1304, 14069), (1793, 10232), (2558, 7172), (3586, 5116)]