1878943690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1111801}}^1$

素因数の和:1111834

約数の個数: 24

約数和(自身を含む): 3662275788

約数和(自身を除く): 1783332098

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 1111801, 2223602, 5559005, 11118010, 14453413, 28906826, 72267065, 144534130, 187894369, 375788738, 939471845, 1878943690]

約数ペア:

[(1, 1878943690), (2, 939471845), (5, 375788738), (10, 187894369), (13, 144534130), (26, 72267065), (65, 28906826), (130, 14453413), (169, 11118010), (338, 5559005), (845, 2223602), (1690, 1111801)]