18378028

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1811}}^1$

素因数の和:1917

約数の個数: 24

約数和(自身を含む): 33485760

約数和(自身を除く): 15107732

約数列:

[1, 2, 4, 43, 59, 86, 118, 172, 236, 1811, 2537, 3622, 5074, 7244, 10148, 77873, 106849, 155746, 213698, 311492, 427396, 4594507, 9189014, 18378028]

約数ペア:

[(1, 18378028), (2, 9189014), (4, 4594507), (43, 427396), (59, 311492), (86, 213698), (118, 155746), (172, 106849), (236, 77873), (1811, 10148), (2537, 7244), (3622, 5074)]