20153359928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193782307}}^1$

素因数の和:193782326

約数の個数: 16

約数和(自身を含む): 40694284680

約数和(自身を除く): 20540924752

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193782307, 387564614, 775129228, 1550258456, 2519169991, 5038339982, 10076679964, 20153359928]

約数ペア:

[(1, 20153359928), (2, 10076679964), (4, 5038339982), (8, 2519169991), (13, 1550258456), (26, 775129228), (52, 387564614), (104, 193782307)]