20950398

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{166273}}^1$

素因数の和:166288

約数の個数: 24

約数和(自身を含む): 51877488

約数和(自身を除く): 30927090

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 166273, 332546, 498819, 997638, 1163911, 1496457, 2327822, 2992914, 3491733, 6983466, 10475199, 20950398]

約数ペア:

[(1, 20950398), (2, 10475199), (3, 6983466), (6, 3491733), (7, 2992914), (9, 2327822), (14, 1496457), (18, 1163911), (21, 997638), (42, 498819), (63, 332546), (126, 166273)]