18748864

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:353

約数の個数: 56

約数和(自身を含む): 39794688

約数和(自身を除く): 21045824

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 47, 64, 92, 94, 184, 188, 271, 368, 376, 542, 736, 752, 1081, 1084, 1472, 1504, 2162, 2168, 3008, 4324, 4336, 6233, 8648, 8672, 12466, 12737, 17296, 17344, 24932, 25474, 34592, 49864, 50948, 69184, 99728, 101896, 199456, 203792, 292951, 398912, 407584, 585902, 815168, 1171804, 2343608, 4687216, 9374432, 18748864]

約数ペア:

[(1, 18748864), (2, 9374432), (4, 4687216), (8, 2343608), (16, 1171804), (23, 815168), (32, 585902), (46, 407584), (47, 398912), (64, 292951), (92, 203792), (94, 199456), (184, 101896), (188, 99728), (271, 69184), (368, 50948), (376, 49864), (542, 34592), (736, 25474), (752, 24932), (1081, 17344), (1084, 17296), (1472, 12737), (1504, 12466), (2162, 8672), (2168, 8648), (3008, 6233), (4324, 4336)]