20181691390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5439809}}^1$

素因数の和:5439876

約数の個数: 32

約数和(自身を含む): 42299962560

約数和(自身を除く): 22118271170

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 5439809, 10879618, 27199045, 38078663, 54398090, 76157326, 190393315, 288309877, 380786630, 576619754, 1441549385, 2018169139, 2883098770, 4036338278, 10090845695, 20181691390]

約数ペア:

[(1, 20181691390), (2, 10090845695), (5, 4036338278), (7, 2883098770), (10, 2018169139), (14, 1441549385), (35, 576619754), (53, 380786630), (70, 288309877), (106, 190393315), (265, 76157326), (371, 54398090), (530, 38078663), (742, 27199045), (1855, 10879618), (3710, 5439809)]