20988081108

素因数分解:

$2^2\times 3^2\times {\mathrm{7187}}^1\times {\mathrm{81119}}^1$

素因数の和:88316

約数の個数: 36

約数和(自身を含む): 53061240960

約数和(自身を除く): 32073159852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 7187, 14374, 21561, 28748, 43122, 64683, 81119, 86244, 129366, 162238, 243357, 258732, 324476, 486714, 730071, 973428, 1460142, 2920284, 583002253, 1166004506, 1749006759, 2332009012, 3498013518, 5247020277, 6996027036, 10494040554, 20988081108]

約数ペア:

[(1, 20988081108), (2, 10494040554), (3, 6996027036), (4, 5247020277), (6, 3498013518), (9, 2332009012), (12, 1749006759), (18, 1166004506), (36, 583002253), (7187, 2920284), (14374, 1460142), (21561, 973428), (28748, 730071), (43122, 486714), (64683, 324476), (81119, 258732), (86244, 243357), (129366, 162238)]