20156805508

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{31667}}^1$

素因数の和:31984

約数の個数: 48

約数和(自身を含む): 40859320320

約数和(自身を除く): 20702514812

約数列:

[1, 2, 4, 7, 14, 28, 127, 179, 254, 358, 508, 716, 889, 1253, 1778, 2506, 3556, 5012, 22733, 31667, 45466, 63334, 90932, 126668, 159131, 221669, 318262, 443338, 636524, 886676, 4021709, 5668393, 8043418, 11336786, 16086836, 22673572, 28151963, 39678751, 56303926, 79357502, 112607852, 158715004, 719885911, 1439771822, 2879543644, 5039201377, 10078402754, 20156805508]

約数ペア:

[(1, 20156805508), (2, 10078402754), (4, 5039201377), (7, 2879543644), (14, 1439771822), (28, 719885911), (127, 158715004), (179, 112607852), (254, 79357502), (358, 56303926), (508, 39678751), (716, 28151963), (889, 22673572), (1253, 16086836), (1778, 11336786), (2506, 8043418), (3556, 5668393), (5012, 4021709), (22733, 886676), (31667, 636524), (45466, 443338), (63334, 318262), (90932, 221669), (126668, 159131)]