20139080015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{884651}}^1$

素因数の和:884842

約数の個数: 16

約数和(自身を含む): 25159502880

約数和(自身を除く): 5020422865

約数列:

[1, 5, 29, 145, 157, 785, 4553, 22765, 884651, 4423255, 25654879, 128274395, 138890207, 694451035, 4027816003, 20139080015]

約数ペア:

[(1, 20139080015), (5, 4027816003), (29, 694451035), (145, 138890207), (157, 128274395), (785, 25654879), (4553, 4423255), (22765, 884651)]