20176870895

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{317}}^1\times {\mathrm{1279}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 25057382400

約数和(自身を除く): 4880511505

約数列:

[1, 5, 37, 185, 269, 317, 1279, 1345, 1585, 6395, 9953, 11729, 47323, 49765, 58645, 85273, 236615, 344051, 405443, 426365, 1720255, 2027215, 3155101, 12729887, 15001391, 15775505, 63649435, 75006955, 109064167, 545320835, 4035374179, 20176870895]

約数ペア:

[(1, 20176870895), (5, 4035374179), (37, 545320835), (185, 109064167), (269, 75006955), (317, 63649435), (1279, 15775505), (1345, 15001391), (1585, 12729887), (6395, 3155101), (9953, 2027215), (11729, 1720255), (47323, 426365), (49765, 405443), (58645, 344051), (85273, 236615)]