18960812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2237}}^1$

素因数の和:2417

約数の個数: 24

約数和(自身を含む): 35969136

約数和(自身を除く): 17008324

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 2119, 2237, 4238, 4474, 8476, 8948, 29081, 58162, 116324, 364631, 729262, 1458524, 4740203, 9480406, 18960812]

約数ペア:

[(1, 18960812), (2, 9480406), (4, 4740203), (13, 1458524), (26, 729262), (52, 364631), (163, 116324), (326, 58162), (652, 29081), (2119, 8948), (2237, 8476), (4238, 4474)]