20538861252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{354877}}^1$

素因数の和:354957

約数の個数: 96

約数和(自身を含む): 60096460032

約数和(自身を除く): 39557598780

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 53, 78, 84, 91, 106, 156, 159, 182, 212, 273, 318, 364, 371, 546, 636, 689, 742, 1092, 1113, 1378, 1484, 2067, 2226, 2756, 4134, 4452, 4823, 8268, 9646, 14469, 19292, 28938, 57876, 354877, 709754, 1064631, 1419508, 2129262, 2484139, 4258524, 4613401, 4968278, 7452417, 9226802, 9936556, 13840203, 14904834, 18453604, 18808481, 27680406, 29809668, 32293807, 37616962, 55360812, 56425443, 64587614, 75233924, 96881421, 112850886, 129175228, 131659367, 193762842, 225701772, 244510253, 263318734, 387525684, 394978101, 489020506, 526637468, 733530759, 789956202, 978041012, 1467061518, 1579912404, 1711571771, 2934123036, 3423143542, 5134715313, 6846287084, 10269430626, 20538861252]

約数ペア:

[(1, 20538861252), (2, 10269430626), (3, 6846287084), (4, 5134715313), (6, 3423143542), (7, 2934123036), (12, 1711571771), (13, 1579912404), (14, 1467061518), (21, 978041012), (26, 789956202), (28, 733530759), (39, 526637468), (42, 489020506), (52, 394978101), (53, 387525684), (78, 263318734), (84, 244510253), (91, 225701772), (106, 193762842), (156, 131659367), (159, 129175228), (182, 112850886), (212, 96881421), (273, 75233924), (318, 64587614), (364, 56425443), (371, 55360812), (546, 37616962), (636, 32293807), (689, 29809668), (742, 27680406), (1092, 18808481), (1113, 18453604), (1378, 14904834), (1484, 13840203), (2067, 9936556), (2226, 9226802), (2756, 7452417), (4134, 4968278), (4452, 4613401), (4823, 4258524), (8268, 2484139), (9646, 2129262), (14469, 1419508), (19292, 1064631), (28938, 709754), (57876, 354877)]