19987284

素因数分解:

$2^2\times 3^1\times {\mathrm{571}}^1\times {\mathrm{2917}}^1$

素因数の和:3495

約数の個数: 24

約数和(自身を含む): 46734688

約数和(自身を除く): 26747404

約数列:

[1, 2, 3, 4, 6, 12, 571, 1142, 1713, 2284, 2917, 3426, 5834, 6852, 8751, 11668, 17502, 35004, 1665607, 3331214, 4996821, 6662428, 9993642, 19987284]

約数ペア:

[(1, 19987284), (2, 9993642), (3, 6662428), (4, 4996821), (6, 3331214), (12, 1665607), (571, 35004), (1142, 17502), (1713, 11668), (2284, 8751), (2917, 6852), (3426, 5834)]