19447620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1697}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 54770688

約数和(自身を除く): 35323068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 191, 382, 573, 764, 955, 1146, 1697, 1910, 2292, 2865, 3394, 3820, 5091, 5730, 6788, 8485, 10182, 11460, 16970, 20364, 25455, 33940, 50910, 101820, 324127, 648254, 972381, 1296508, 1620635, 1944762, 3241270, 3889524, 4861905, 6482540, 9723810, 19447620]

約数ペア:

[(1, 19447620), (2, 9723810), (3, 6482540), (4, 4861905), (5, 3889524), (6, 3241270), (10, 1944762), (12, 1620635), (15, 1296508), (20, 972381), (30, 648254), (60, 324127), (191, 101820), (382, 50910), (573, 33940), (764, 25455), (955, 20364), (1146, 16970), (1697, 11460), (1910, 10182), (2292, 8485), (2865, 6788), (3394, 5730), (3820, 5091)]