20123290452

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{149287}}^1$

素因数の和:149580

約数の個数: 48

約数和(自身を含む): 48154337280

約数和(自身を除く): 28031046828

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 239, 282, 478, 564, 717, 956, 1434, 2868, 11233, 22466, 33699, 44932, 67398, 134796, 149287, 298574, 447861, 597148, 895722, 1791444, 7016489, 14032978, 21049467, 28065956, 35679593, 42098934, 71359186, 84197868, 107038779, 142718372, 214077558, 428155116, 1676940871, 3353881742, 5030822613, 6707763484, 10061645226, 20123290452]

約数ペア:

[(1, 20123290452), (2, 10061645226), (3, 6707763484), (4, 5030822613), (6, 3353881742), (12, 1676940871), (47, 428155116), (94, 214077558), (141, 142718372), (188, 107038779), (239, 84197868), (282, 71359186), (478, 42098934), (564, 35679593), (717, 28065956), (956, 21049467), (1434, 14032978), (2868, 7016489), (11233, 1791444), (22466, 895722), (33699, 597148), (44932, 447861), (67398, 298574), (134796, 149287)]