18196228

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 32659200

約数和(自身を除く): 14462972

約数列:

[1, 2, 4, 79, 89, 158, 178, 316, 356, 647, 1294, 2588, 7031, 14062, 28124, 51113, 57583, 102226, 115166, 204452, 230332, 4549057, 9098114, 18196228]

約数ペア:

[(1, 18196228), (2, 9098114), (4, 4549057), (79, 230332), (89, 204452), (158, 115166), (178, 102226), (316, 57583), (356, 51113), (647, 28124), (1294, 14062), (2588, 7031)]