18903180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10163}}^1$

素因数の和:10206

約数の個数: 48

約数和(自身を含む): 54641664

約数和(自身を除く): 35738484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10163, 20326, 30489, 40652, 50815, 60978, 101630, 121956, 152445, 203260, 304890, 315053, 609780, 630106, 945159, 1260212, 1575265, 1890318, 3150530, 3780636, 4725795, 6301060, 9451590, 18903180]

約数ペア:

[(1, 18903180), (2, 9451590), (3, 6301060), (4, 4725795), (5, 3780636), (6, 3150530), (10, 1890318), (12, 1575265), (15, 1260212), (20, 945159), (30, 630106), (31, 609780), (60, 315053), (62, 304890), (93, 203260), (124, 152445), (155, 121956), (186, 101630), (310, 60978), (372, 50815), (465, 40652), (620, 30489), (930, 20326), (1860, 10163)]