19995767145

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1\times {\mathrm{14717}}^1$

素因数の和:15114

約数の個数: 48

約数和(自身を含む): 35105962320

約数和(自身を除く): 15110195175

約数列:

[1, 3, 5, 9, 15, 45, 109, 277, 327, 545, 831, 981, 1385, 1635, 2493, 4155, 4905, 12465, 14717, 30193, 44151, 73585, 90579, 132453, 150965, 220755, 271737, 452895, 662265, 1358685, 1604153, 4076609, 4812459, 8020765, 12229827, 14437377, 20383045, 24062295, 36689481, 61149135, 72186885, 183447405, 444350381, 1333051143, 2221751905, 3999153429, 6665255715, 19995767145]

約数ペア:

[(1, 19995767145), (3, 6665255715), (5, 3999153429), (9, 2221751905), (15, 1333051143), (45, 444350381), (109, 183447405), (277, 72186885), (327, 61149135), (545, 36689481), (831, 24062295), (981, 20383045), (1385, 14437377), (1635, 12229827), (2493, 8020765), (4155, 4812459), (4905, 4076609), (12465, 1604153), (14717, 1358685), (30193, 662265), (44151, 452895), (73585, 271737), (90579, 220755), (132453, 150965)]