18404272

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5023}}^1$

素因数の和:5260

約数の個数: 20

約数和(自身を含む): 35821120

約数和(自身を除く): 17416848

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5023, 10046, 20092, 40184, 80368, 1150267, 2300534, 4601068, 9202136, 18404272]

約数ペア:

[(1, 18404272), (2, 9202136), (4, 4601068), (8, 2300534), (16, 1150267), (229, 80368), (458, 40184), (916, 20092), (1832, 10046), (3664, 5023)]