19156779866

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1\times {\mathrm{449}}^1$

素因数の和:1023

約数の個数: 64

約数和(自身を含む): 33758208000

約数和(自身を除く): 14601428134

約数列:

[1, 2, 7, 14, 73, 109, 146, 218, 383, 449, 511, 763, 766, 898, 1022, 1526, 2681, 3143, 5362, 6286, 7957, 15914, 27959, 32777, 41747, 48941, 55699, 55918, 65554, 83494, 97882, 111398, 171967, 195713, 229439, 292229, 342587, 343934, 391426, 458878, 584458, 685174, 1203769, 2407538, 3047531, 3572693, 6095062, 7145386, 12553591, 18744403, 21332717, 25008851, 25107182, 37488806, 42665434, 50017702, 87875137, 131210821, 175750274, 262421642, 1368341419, 2736682838, 9578389933, 19156779866]

約数ペア:

[(1, 19156779866), (2, 9578389933), (7, 2736682838), (14, 1368341419), (73, 262421642), (109, 175750274), (146, 131210821), (218, 87875137), (383, 50017702), (449, 42665434), (511, 37488806), (763, 25107182), (766, 25008851), (898, 21332717), (1022, 18744403), (1526, 12553591), (2681, 7145386), (3143, 6095062), (5362, 3572693), (6286, 3047531), (7957, 2407538), (15914, 1203769), (27959, 685174), (32777, 584458), (41747, 458878), (48941, 391426), (55699, 343934), (55918, 342587), (65554, 292229), (83494, 229439), (97882, 195713), (111398, 171967)]