19805388

素因数分解:

$2^2\times 3^1\times {\mathrm{313}}^1\times {\mathrm{5273}}^1$

素因数の和:5593

約数の個数: 24

約数和(自身を含む): 46369008

約数和(自身を除く): 26563620

約数列:

[1, 2, 3, 4, 6, 12, 313, 626, 939, 1252, 1878, 3756, 5273, 10546, 15819, 21092, 31638, 63276, 1650449, 3300898, 4951347, 6601796, 9902694, 19805388]

約数ペア:

[(1, 19805388), (2, 9902694), (3, 6601796), (4, 4951347), (6, 3300898), (12, 1650449), (313, 63276), (626, 31638), (939, 21092), (1252, 15819), (1878, 10546), (3756, 5273)]