20860008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 58413600

約数和(自身を除く): 37553592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 139, 148, 156, 169, 222, 278, 296, 312, 338, 417, 444, 481, 507, 556, 676, 834, 888, 962, 1014, 1112, 1352, 1443, 1668, 1807, 1924, 2028, 2886, 3336, 3614, 3848, 4056, 5143, 5421, 5772, 6253, 7228, 10286, 10842, 11544, 12506, 14456, 15429, 18759, 20572, 21684, 23491, 25012, 30858, 37518, 41144, 43368, 46982, 50024, 61716, 66859, 70473, 75036, 93964, 123432, 133718, 140946, 150072, 187928, 200577, 267436, 281892, 401154, 534872, 563784, 802308, 869167, 1604616, 1738334, 2607501, 3476668, 5215002, 6953336, 10430004, 20860008]

約数ペア:

[(1, 20860008), (2, 10430004), (3, 6953336), (4, 5215002), (6, 3476668), (8, 2607501), (12, 1738334), (13, 1604616), (24, 869167), (26, 802308), (37, 563784), (39, 534872), (52, 401154), (74, 281892), (78, 267436), (104, 200577), (111, 187928), (139, 150072), (148, 140946), (156, 133718), (169, 123432), (222, 93964), (278, 75036), (296, 70473), (312, 66859), (338, 61716), (417, 50024), (444, 46982), (481, 43368), (507, 41144), (556, 37518), (676, 30858), (834, 25012), (888, 23491), (962, 21684), (1014, 20572), (1112, 18759), (1352, 15429), (1443, 14456), (1668, 12506), (1807, 11544), (1924, 10842), (2028, 10286), (2886, 7228), (3336, 6253), (3614, 5772), (3848, 5421), (4056, 5143)]