20177291385

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1\times {\mathrm{4903}}^1$

素因数の和:5862

約数の個数: 48

約数和(自身を含む): 35344108800

約数和(自身を除く): 15166817415

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 839, 981, 1635, 2517, 4195, 4903, 4905, 7551, 12585, 14709, 24515, 37755, 44127, 73545, 91451, 220635, 274353, 457255, 534427, 823059, 1371765, 1603281, 2672135, 4113617, 4115295, 4809843, 8016405, 12340851, 20568085, 24049215, 37022553, 61704255, 185112765, 448384253, 1345152759, 2241921265, 4035458277, 6725763795, 20177291385]

約数ペア:

[(1, 20177291385), (3, 6725763795), (5, 4035458277), (9, 2241921265), (15, 1345152759), (45, 448384253), (109, 185112765), (327, 61704255), (545, 37022553), (839, 24049215), (981, 20568085), (1635, 12340851), (2517, 8016405), (4195, 4809843), (4903, 4115295), (4905, 4113617), (7551, 2672135), (12585, 1603281), (14709, 1371765), (24515, 823059), (37755, 534427), (44127, 457255), (73545, 274353), (91451, 220635)]