20172534555

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{12011}}^1$

素因数の和:12192

約数の個数: 64

約数和(自身を含む): 34871316480

約数和(自身を除く): 14698781925

約数列:

[1, 3, 5, 15, 19, 57, 71, 83, 95, 213, 249, 285, 355, 415, 1065, 1245, 1349, 1577, 4047, 4731, 5893, 6745, 7885, 12011, 17679, 20235, 23655, 29465, 36033, 60055, 88395, 111967, 180165, 228209, 335901, 559835, 684627, 852781, 996913, 1141045, 1679505, 2558343, 2990739, 3423135, 4263905, 4984565, 12791715, 14953695, 16202839, 18941347, 48608517, 56824041, 70780823, 81014195, 94706735, 212342469, 243042585, 284120205, 353904115, 1061712345, 1344835637, 4034506911, 6724178185, 20172534555]

約数ペア:

[(1, 20172534555), (3, 6724178185), (5, 4034506911), (15, 1344835637), (19, 1061712345), (57, 353904115), (71, 284120205), (83, 243042585), (95, 212342469), (213, 94706735), (249, 81014195), (285, 70780823), (355, 56824041), (415, 48608517), (1065, 18941347), (1245, 16202839), (1349, 14953695), (1577, 12791715), (4047, 4984565), (4731, 4263905), (5893, 3423135), (6745, 2990739), (7885, 2558343), (12011, 1679505), (17679, 1141045), (20235, 996913), (23655, 852781), (29465, 684627), (36033, 559835), (60055, 335901), (88395, 228209), (111967, 180165)]