20464524

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{9319}}^1$

素因数の和:9390

約数の個数: 36

約数和(自身を含む): 52583440

約数和(自身を除く): 32118916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 9319, 18638, 27957, 37276, 55914, 83871, 111828, 167742, 335484, 568459, 1136918, 1705377, 2273836, 3410754, 5116131, 6821508, 10232262, 20464524]

約数ペア:

[(1, 20464524), (2, 10232262), (3, 6821508), (4, 5116131), (6, 3410754), (9, 2273836), (12, 1705377), (18, 1136918), (36, 568459), (61, 335484), (122, 167742), (183, 111828), (244, 83871), (366, 55914), (549, 37276), (732, 27957), (1098, 18638), (2196, 9319)]