20636272

素因数分解:

$2^4\times {\mathrm{1109}}^1\times {\mathrm{1163}}^1$

素因数の和:2280

約数の個数: 20

約数和(自身を含む): 40053240

約数和(自身を除く): 19416968

約数列:

[1, 2, 4, 8, 16, 1109, 1163, 2218, 2326, 4436, 4652, 8872, 9304, 17744, 18608, 1289767, 2579534, 5159068, 10318136, 20636272]

約数ペア:

[(1, 20636272), (2, 10318136), (4, 5159068), (8, 2579534), (16, 1289767), (1109, 18608), (1163, 17744), (2218, 9304), (2326, 8872), (4436, 4652)]