20802489117

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{563}}^1\times {\mathrm{829}}^1$

素因数の和:1657

約数の個数: 32

約数和(自身を含む): 28311897600

約数和(自身を除く): 7509408483

約数列:

[1, 3, 83, 179, 249, 537, 563, 829, 1689, 2487, 14857, 44571, 46729, 68807, 100777, 140187, 148391, 206421, 302331, 445173, 466727, 1400181, 8364491, 12316453, 25093473, 36949359, 38738341, 83544133, 116215023, 250632399, 6934163039, 20802489117]

約数ペア:

[(1, 20802489117), (3, 6934163039), (83, 250632399), (179, 116215023), (249, 83544133), (537, 38738341), (563, 36949359), (829, 25093473), (1689, 12316453), (2487, 8364491), (14857, 1400181), (44571, 466727), (46729, 445173), (68807, 302331), (100777, 206421), (140187, 148391)]