17921519615

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{467}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 23969986560

約数和(自身を除く): 6048466945

約数列:

[1, 5, 23, 29, 37, 115, 145, 185, 311, 467, 667, 851, 1073, 1555, 2335, 3335, 4255, 5365, 7153, 9019, 10741, 11507, 13543, 17279, 24679, 35765, 45095, 53705, 57535, 67715, 86395, 123395, 145237, 207437, 264661, 311489, 333703, 397417, 501091, 726185, 1037185, 1323305, 1557445, 1668515, 1987085, 2505455, 3340451, 4211873, 5373769, 7675169, 11525093, 16702255, 21059365, 26868845, 38375845, 57625465, 96873079, 123596687, 155839301, 484365395, 617983435, 779196505, 3584303923, 17921519615]

約数ペア:

[(1, 17921519615), (5, 3584303923), (23, 779196505), (29, 617983435), (37, 484365395), (115, 155839301), (145, 123596687), (185, 96873079), (311, 57625465), (467, 38375845), (667, 26868845), (851, 21059365), (1073, 16702255), (1555, 11525093), (2335, 7675169), (3335, 5373769), (4255, 4211873), (5365, 3340451), (7153, 2505455), (9019, 1987085), (10741, 1668515), (11507, 1557445), (13543, 1323305), (17279, 1037185), (24679, 726185), (35765, 501091), (45095, 397417), (53705, 333703), (57535, 311489), (67715, 264661), (86395, 207437), (123395, 145237)]