18440190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 49593600

約数和(自身を除く): 31153410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 163, 270, 326, 419, 489, 815, 838, 978, 1257, 1467, 1630, 2095, 2445, 2514, 2934, 3771, 4190, 4401, 4890, 6285, 7335, 7542, 8802, 11313, 12570, 14670, 18855, 22005, 22626, 37710, 44010, 56565, 68297, 113130, 136594, 204891, 341485, 409782, 614673, 682970, 1024455, 1229346, 1844019, 2048910, 3073365, 3688038, 6146730, 9220095, 18440190]

約数ペア:

[(1, 18440190), (2, 9220095), (3, 6146730), (5, 3688038), (6, 3073365), (9, 2048910), (10, 1844019), (15, 1229346), (18, 1024455), (27, 682970), (30, 614673), (45, 409782), (54, 341485), (90, 204891), (135, 136594), (163, 113130), (270, 68297), (326, 56565), (419, 44010), (489, 37710), (815, 22626), (838, 22005), (978, 18855), (1257, 14670), (1467, 12570), (1630, 11313), (2095, 8802), (2445, 7542), (2514, 7335), (2934, 6285), (3771, 4890), (4190, 4401)]