20278408

素因数分解:

$2^3\times {\mathrm{229}}^1\times {\mathrm{11069}}^1$

素因数の和:11304

約数の個数: 16

約数和(自身を含む): 38191500

約数和(自身を除く): 17913092

約数列:

[1, 2, 4, 8, 229, 458, 916, 1832, 11069, 22138, 44276, 88552, 2534801, 5069602, 10139204, 20278408]

約数ペア:

[(1, 20278408), (2, 10139204), (4, 5069602), (8, 2534801), (229, 88552), (458, 44276), (916, 22138), (1832, 11069)]