18397158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1447}}^1$

素因数の和:1628

約数の個数: 32

約数和(自身を含む): 39895296

約数和(自身を除く): 21498138

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 163, 326, 489, 978, 1447, 2119, 2894, 4238, 4341, 6357, 8682, 12714, 18811, 37622, 56433, 112866, 235861, 471722, 707583, 1415166, 3066193, 6132386, 9198579, 18397158]

約数ペア:

[(1, 18397158), (2, 9198579), (3, 6132386), (6, 3066193), (13, 1415166), (26, 707583), (39, 471722), (78, 235861), (163, 112866), (326, 56433), (489, 37622), (978, 18811), (1447, 12714), (2119, 8682), (2894, 6357), (4238, 4341)]