19848860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{58379}}^1$

素因数の和:58405

約数の個数: 24

約数和(自身を含む): 44135280

約数和(自身を除く): 24286420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 58379, 116758, 233516, 291895, 583790, 992443, 1167580, 1984886, 3969772, 4962215, 9924430, 19848860]

約数ペア:

[(1, 19848860), (2, 9924430), (4, 4962215), (5, 3969772), (10, 1984886), (17, 1167580), (20, 992443), (34, 583790), (68, 291895), (85, 233516), (170, 116758), (340, 58379)]