18733590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1277}}^1$

素因数の和:1453

約数の個数: 48

約数和(自身を含む): 49044528

約数和(自身を除く): 30310938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 163, 326, 489, 815, 978, 1277, 1467, 1630, 2445, 2554, 2934, 3831, 4890, 6385, 7335, 7662, 11493, 12770, 14670, 19155, 22986, 38310, 57465, 114930, 208151, 416302, 624453, 1040755, 1248906, 1873359, 2081510, 3122265, 3746718, 6244530, 9366795, 18733590]

約数ペア:

[(1, 18733590), (2, 9366795), (3, 6244530), (5, 3746718), (6, 3122265), (9, 2081510), (10, 1873359), (15, 1248906), (18, 1040755), (30, 624453), (45, 416302), (90, 208151), (163, 114930), (326, 57465), (489, 38310), (815, 22986), (978, 19155), (1277, 14670), (1467, 12770), (1630, 11493), (2445, 7662), (2554, 7335), (2934, 6385), (3831, 4890)]