18736295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4159}}^1$

素因数の和:4234

約数の個数: 16

約数和(自身を含む): 24261120

約数和(自身を除く): 5524825

約数列:

[1, 5, 17, 53, 85, 265, 901, 4159, 4505, 20795, 70703, 220427, 353515, 1102135, 3747259, 18736295]

約数ペア:

[(1, 18736295), (5, 3747259), (17, 1102135), (53, 353515), (85, 220427), (265, 70703), (901, 20795), (4159, 4505)]