18850988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1597}}^1$

素因数の和:1841

約数の個数: 24

約数和(自身を含む): 35705712

約数和(自身を除く): 16854724

約数列:

[1, 2, 4, 13, 26, 52, 227, 454, 908, 1597, 2951, 3194, 5902, 6388, 11804, 20761, 41522, 83044, 362519, 725038, 1450076, 4712747, 9425494, 18850988]

約数ペア:

[(1, 18850988), (2, 9425494), (4, 4712747), (13, 1450076), (26, 725038), (52, 362519), (227, 83044), (454, 41522), (908, 20761), (1597, 11804), (2951, 6388), (3194, 5902)]