18643924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2003}}^1$

素因数の和:2199

約数の個数: 24

約数和(自身を含む): 35350560

約数和(自身を除く): 16706636

約数列:

[1, 2, 4, 13, 26, 52, 179, 358, 716, 2003, 2327, 4006, 4654, 8012, 9308, 26039, 52078, 104156, 358537, 717074, 1434148, 4660981, 9321962, 18643924]

約数ペア:

[(1, 18643924), (2, 9321962), (4, 4660981), (13, 1434148), (26, 717074), (52, 358537), (179, 104156), (358, 52078), (716, 26039), (2003, 9308), (2327, 8012), (4006, 4654)]