19639160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25841}}^1$

素因数の和:25871

約数の個数: 32

約数和(自身を含む): 46515600

約数和(自身を除く): 26876440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 25841, 51682, 103364, 129205, 206728, 258410, 490979, 516820, 981958, 1033640, 1963916, 2454895, 3927832, 4909790, 9819580, 19639160]

約数ペア:

[(1, 19639160), (2, 9819580), (4, 4909790), (5, 3927832), (8, 2454895), (10, 1963916), (19, 1033640), (20, 981958), (38, 516820), (40, 490979), (76, 258410), (95, 206728), (152, 129205), (190, 103364), (380, 51682), (760, 25841)]