2018499776

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:998

約数の個数: 84

約数和(自身を含む): 4255489584

約数和(自身を除く): 2236989808

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 148, 248, 296, 496, 592, 887, 961, 992, 1147, 1184, 1774, 1922, 1984, 2294, 2368, 3548, 3844, 4588, 7096, 7688, 9176, 14192, 15376, 18352, 27497, 28384, 30752, 32819, 35557, 36704, 54994, 56768, 61504, 65638, 71114, 73408, 109988, 131276, 142228, 219976, 262552, 284456, 439952, 525104, 568912, 852407, 879904, 1017389, 1050208, 1137824, 1704814, 1759808, 2034778, 2100416, 2275648, 3409628, 4069556, 6819256, 8139112, 13638512, 16278224, 27277024, 31539059, 32556448, 54554048, 63078118, 65112896, 126156236, 252312472, 504624944, 1009249888, 2018499776]

約数ペア:

[(1, 2018499776), (2, 1009249888), (4, 504624944), (8, 252312472), (16, 126156236), (31, 65112896), (32, 63078118), (37, 54554048), (62, 32556448), (64, 31539059), (74, 27277024), (124, 16278224), (148, 13638512), (248, 8139112), (296, 6819256), (496, 4069556), (592, 3409628), (887, 2275648), (961, 2100416), (992, 2034778), (1147, 1759808), (1184, 1704814), (1774, 1137824), (1922, 1050208), (1984, 1017389), (2294, 879904), (2368, 852407), (3548, 568912), (3844, 525104), (4588, 439952), (7096, 284456), (7688, 262552), (9176, 219976), (14192, 142228), (15376, 131276), (18352, 109988), (27497, 73408), (28384, 71114), (30752, 65638), (32819, 61504), (35557, 56768), (36704, 54994)]