20702362

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 35164800

約数和(自身を除く): 14462438

約数列:

[1, 2, 17, 19, 34, 38, 73, 146, 323, 439, 646, 878, 1241, 1387, 2482, 2774, 7463, 8341, 14926, 16682, 23579, 32047, 47158, 64094, 141797, 283594, 544799, 608893, 1089598, 1217786, 10351181, 20702362]

約数ペア:

[(1, 20702362), (2, 10351181), (17, 1217786), (19, 1089598), (34, 608893), (38, 544799), (73, 283594), (146, 141797), (323, 64094), (439, 47158), (646, 32047), (878, 23579), (1241, 16682), (1387, 14926), (2482, 8341), (2774, 7463)]