19853470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21817}}^1$

素因数の和:21844

約数の個数: 32

約数和(自身を含む): 43985088

約数和(自身を除く): 24131618

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21817, 43634, 109085, 152719, 218170, 283621, 305438, 567242, 763595, 1418105, 1527190, 1985347, 2836210, 3970694, 9926735, 19853470]

約数ペア:

[(1, 19853470), (2, 9926735), (5, 3970694), (7, 2836210), (10, 1985347), (13, 1527190), (14, 1418105), (26, 763595), (35, 567242), (65, 305438), (70, 283621), (91, 218170), (130, 152719), (182, 109085), (455, 43634), (910, 21817)]