18420758

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{17477}}^1$

素因数の和:17527

約数の個数: 16

約数和(自身を含む): 30201984

約数和(自身を除く): 11781226

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 17477, 34954, 297109, 541787, 594218, 1083574, 9210379, 18420758]

約数ペア:

[(1, 18420758), (2, 9210379), (17, 1083574), (31, 594218), (34, 541787), (62, 297109), (527, 34954), (1054, 17477)]