18427620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{733}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 51791040

約数和(自身を除く): 33363420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 419, 733, 838, 1257, 1466, 1676, 2095, 2199, 2514, 2932, 3665, 4190, 4398, 5028, 6285, 7330, 8380, 8796, 10995, 12570, 14660, 21990, 25140, 43980, 307127, 614254, 921381, 1228508, 1535635, 1842762, 3071270, 3685524, 4606905, 6142540, 9213810, 18427620]

約数ペア:

[(1, 18427620), (2, 9213810), (3, 6142540), (4, 4606905), (5, 3685524), (6, 3071270), (10, 1842762), (12, 1535635), (15, 1228508), (20, 921381), (30, 614254), (60, 307127), (419, 43980), (733, 25140), (838, 21990), (1257, 14660), (1466, 12570), (1676, 10995), (2095, 8796), (2199, 8380), (2514, 7330), (2932, 6285), (3665, 5028), (4190, 4398)]