20162404730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{42457}}^1$

素因数の和:42771

約数の個数: 48

約数和(自身を含む): 39439575864

約数和(自身を除く): 19277171134

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 281, 338, 562, 845, 1405, 1690, 2810, 3653, 7306, 18265, 36530, 42457, 47489, 84914, 94978, 212285, 237445, 424570, 474890, 551941, 1103882, 2759705, 5519410, 7175233, 11930417, 14350466, 23860834, 35876165, 59652085, 71752330, 119304170, 155095421, 310190842, 775477105, 1550954210, 2016240473, 4032480946, 10081202365, 20162404730]

約数ペア:

[(1, 20162404730), (2, 10081202365), (5, 4032480946), (10, 2016240473), (13, 1550954210), (26, 775477105), (65, 310190842), (130, 155095421), (169, 119304170), (281, 71752330), (338, 59652085), (562, 35876165), (845, 23860834), (1405, 14350466), (1690, 11930417), (2810, 7175233), (3653, 5519410), (7306, 2759705), (18265, 1103882), (36530, 551941), (42457, 474890), (47489, 424570), (84914, 237445), (94978, 212285)]