18951687

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{593}}^1$

素因数の和:719

約数の個数: 24

約数和(自身を含む): 28355184

約数和(自身を除く): 9403497

約数列:

[1, 3, 9, 53, 67, 159, 201, 477, 593, 603, 1779, 3551, 5337, 10653, 31429, 31959, 39731, 94287, 119193, 282861, 357579, 2105743, 6317229, 18951687]

約数ペア:

[(1, 18951687), (3, 6317229), (9, 2105743), (53, 357579), (67, 282861), (159, 119193), (201, 94287), (477, 39731), (593, 31959), (603, 31429), (1779, 10653), (3551, 5337)]