18238912

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:389

約数の個数: 56

約数和(自身を含む): 38770560

約数和(自身を除く): 20531648

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 232, 248, 317, 464, 496, 634, 899, 928, 992, 1268, 1798, 1856, 1984, 2536, 3596, 5072, 7192, 9193, 9827, 10144, 14384, 18386, 19654, 20288, 28768, 36772, 39308, 57536, 73544, 78616, 147088, 157232, 284983, 294176, 314464, 569966, 588352, 628928, 1139932, 2279864, 4559728, 9119456, 18238912]

約数ペア:

[(1, 18238912), (2, 9119456), (4, 4559728), (8, 2279864), (16, 1139932), (29, 628928), (31, 588352), (32, 569966), (58, 314464), (62, 294176), (64, 284983), (116, 157232), (124, 147088), (232, 78616), (248, 73544), (317, 57536), (464, 39308), (496, 36772), (634, 28768), (899, 20288), (928, 19654), (992, 18386), (1268, 14384), (1798, 10144), (1856, 9827), (1984, 9193), (2536, 7192), (3596, 5072)]