20473204

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 36590400

約数和(自身を除く): 16117196

約数列:

[1, 2, 4, 89, 131, 178, 262, 356, 439, 524, 878, 1756, 11659, 23318, 39071, 46636, 57509, 78142, 115018, 156284, 230036, 5118301, 10236602, 20473204]

約数ペア:

[(1, 20473204), (2, 10236602), (4, 5118301), (89, 230036), (131, 156284), (178, 115018), (262, 78142), (356, 57509), (439, 46636), (524, 39071), (878, 23318), (1756, 11659)]