18664524

素因数分解:

$2^2\times 3^2\times {\mathrm{439}}^1\times {\mathrm{1181}}^1$

素因数の和:1630

約数の個数: 36

約数和(自身を含む): 47327280

約数和(自身を除く): 28662756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 439, 878, 1181, 1317, 1756, 2362, 2634, 3543, 3951, 4724, 5268, 7086, 7902, 10629, 14172, 15804, 21258, 42516, 518459, 1036918, 1555377, 2073836, 3110754, 4666131, 6221508, 9332262, 18664524]

約数ペア:

[(1, 18664524), (2, 9332262), (3, 6221508), (4, 4666131), (6, 3110754), (9, 2073836), (12, 1555377), (18, 1036918), (36, 518459), (439, 42516), (878, 21258), (1181, 15804), (1317, 14172), (1756, 10629), (2362, 7902), (2634, 7086), (3543, 5268), (3951, 4724)]