19546572069

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{227}}^1\times {\mathrm{1559}}^1$

素因数の和:1847

約数の個数: 72

約数和(自身を含む): 31710294720

約数和(自身を除く): 12163722651

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 227, 323, 361, 681, 969, 1083, 1559, 2043, 2907, 3249, 3859, 4313, 4677, 6137, 11577, 12939, 14031, 18411, 26503, 29621, 34731, 38817, 55233, 73321, 79509, 81947, 88863, 219963, 238527, 245841, 266589, 353893, 503557, 562799, 659889, 737523, 1061679, 1393099, 1510671, 1688397, 3185037, 4179297, 4532013, 5065191, 6016181, 6723967, 9567583, 12537891, 18048543, 20171901, 28702749, 54145629, 60515703, 86108247, 114307439, 127755373, 342922317, 383266119, 1028766951, 1149798357, 2171841341, 6515524023, 19546572069]

約数ペア:

[(1, 19546572069), (3, 6515524023), (9, 2171841341), (17, 1149798357), (19, 1028766951), (51, 383266119), (57, 342922317), (153, 127755373), (171, 114307439), (227, 86108247), (323, 60515703), (361, 54145629), (681, 28702749), (969, 20171901), (1083, 18048543), (1559, 12537891), (2043, 9567583), (2907, 6723967), (3249, 6016181), (3859, 5065191), (4313, 4532013), (4677, 4179297), (6137, 3185037), (11577, 1688397), (12939, 1510671), (14031, 1393099), (18411, 1061679), (26503, 737523), (29621, 659889), (34731, 562799), (38817, 503557), (55233, 353893), (73321, 266589), (79509, 245841), (81947, 238527), (88863, 219963)]