18817577344

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{6863}}^1$

素因数の和:7599

約数の個数: 64

約数和(自身を含む): 38759086080

約数和(自身を除く): 19941508736

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 691, 992, 1382, 1984, 2764, 3968, 5528, 6863, 11056, 13726, 21421, 22112, 27452, 42842, 44224, 54904, 85684, 88448, 109808, 171368, 212753, 219616, 342736, 425506, 439232, 685472, 851012, 878464, 1370944, 1702024, 2741888, 3404048, 4742333, 6808096, 9484666, 13616192, 18969332, 27232384, 37938664, 75877328, 147012323, 151754656, 294024646, 303509312, 588049292, 607018624, 1176098584, 2352197168, 4704394336, 9408788672, 18817577344]

約数ペア:

[(1, 18817577344), (2, 9408788672), (4, 4704394336), (8, 2352197168), (16, 1176098584), (31, 607018624), (32, 588049292), (62, 303509312), (64, 294024646), (124, 151754656), (128, 147012323), (248, 75877328), (496, 37938664), (691, 27232384), (992, 18969332), (1382, 13616192), (1984, 9484666), (2764, 6808096), (3968, 4742333), (5528, 3404048), (6863, 2741888), (11056, 1702024), (13726, 1370944), (21421, 878464), (22112, 851012), (27452, 685472), (42842, 439232), (44224, 425506), (54904, 342736), (85684, 219616), (88448, 212753), (109808, 171368)]