18677018878

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1\times {\mathrm{1571}}^1$

素因数の和:2065

約数の個数: 64

約数和(自身を含む): 33547737600

約数和(自身を除く): 14870718722

約数列:

[1, 2, 7, 14, 37, 59, 74, 118, 259, 389, 413, 518, 778, 826, 1571, 2183, 2723, 3142, 4366, 5446, 10997, 14393, 15281, 21994, 22951, 28786, 30562, 45902, 58127, 92689, 100751, 116254, 160657, 185378, 201502, 321314, 406889, 611119, 648823, 813778, 849187, 1222238, 1297646, 1698374, 3429493, 4277833, 5944309, 6858986, 8555666, 11888618, 22611403, 24006451, 36056021, 45222806, 48012902, 72112042, 158279821, 252392147, 316559642, 504784294, 1334072777, 2668145554, 9338509439, 18677018878]

約数ペア:

[(1, 18677018878), (2, 9338509439), (7, 2668145554), (14, 1334072777), (37, 504784294), (59, 316559642), (74, 252392147), (118, 158279821), (259, 72112042), (389, 48012902), (413, 45222806), (518, 36056021), (778, 24006451), (826, 22611403), (1571, 11888618), (2183, 8555666), (2723, 6858986), (3142, 5944309), (4366, 4277833), (5446, 3429493), (10997, 1698374), (14393, 1297646), (15281, 1222238), (21994, 849187), (22951, 813778), (28786, 648823), (30562, 611119), (45902, 406889), (58127, 321314), (92689, 201502), (100751, 185378), (116254, 160657)]