18335608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1795

約数の個数: 32

約数和(自身を含む): 36720000

約数和(自身を除く): 18384392

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 1699, 2698, 3398, 5396, 6796, 10792, 13592, 32281, 64562, 120629, 129124, 241258, 258248, 482516, 965032, 2291951, 4583902, 9167804, 18335608]

約数ペア:

[(1, 18335608), (2, 9167804), (4, 4583902), (8, 2291951), (19, 965032), (38, 482516), (71, 258248), (76, 241258), (142, 129124), (152, 120629), (284, 64562), (568, 32281), (1349, 13592), (1699, 10792), (2698, 6796), (3398, 5396)]