19014726380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2521847}}^1$

素因数の和:2521898

約数の個数: 48

約数和(自身を含む): 44485398720

約数和(自身を除く): 25470672340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 2521847, 5043694, 10087388, 12609235, 25218470, 32784011, 50436940, 65568022, 73133563, 131136044, 146267126, 163920055, 292534252, 327840110, 365667815, 655680220, 731335630, 950736319, 1462671260, 1901472638, 3802945276, 4753681595, 9507363190, 19014726380]

約数ペア:

[(1, 19014726380), (2, 9507363190), (4, 4753681595), (5, 3802945276), (10, 1901472638), (13, 1462671260), (20, 950736319), (26, 731335630), (29, 655680220), (52, 365667815), (58, 327840110), (65, 292534252), (116, 163920055), (130, 146267126), (145, 131136044), (260, 73133563), (290, 65568022), (377, 50436940), (580, 32784011), (754, 25218470), (1508, 12609235), (1885, 10087388), (3770, 5043694), (7540, 2521847)]