20677771776

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{434261}}^1$

素因数の和:434313

約数の個数: 80

約数和(自身を含む): 56864003328

約数和(自身を除く): 36186231552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 512, 744, 768, 992, 1488, 1536, 1984, 2976, 3968, 5952, 7936, 11904, 15872, 23808, 47616, 434261, 868522, 1302783, 1737044, 2605566, 3474088, 5211132, 6948176, 10422264, 13462091, 13896352, 20844528, 26924182, 27792704, 40386273, 41689056, 53848364, 55585408, 80772546, 83378112, 107696728, 111170816, 161545092, 166756224, 215393456, 222341632, 323090184, 333512448, 430786912, 646180368, 667024896, 861573824, 1292360736, 1723147648, 2584721472, 3446295296, 5169442944, 6892590592, 10338885888, 20677771776]

約数ペア:

[(1, 20677771776), (2, 10338885888), (3, 6892590592), (4, 5169442944), (6, 3446295296), (8, 2584721472), (12, 1723147648), (16, 1292360736), (24, 861573824), (31, 667024896), (32, 646180368), (48, 430786912), (62, 333512448), (64, 323090184), (93, 222341632), (96, 215393456), (124, 166756224), (128, 161545092), (186, 111170816), (192, 107696728), (248, 83378112), (256, 80772546), (372, 55585408), (384, 53848364), (496, 41689056), (512, 40386273), (744, 27792704), (768, 26924182), (992, 20844528), (1488, 13896352), (1536, 13462091), (1984, 10422264), (2976, 6948176), (3968, 5211132), (5952, 3474088), (7936, 2605566), (11904, 1737044), (15872, 1302783), (23808, 868522), (47616, 434261)]