20656896

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2069}}^1$

素因数の和:2101

約数の個数: 72

約数和(自身を含む): 59235120

約数和(自身を除く): 38578224

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2069, 2496, 3328, 4138, 4992, 6207, 8276, 9984, 12414, 16552, 24828, 26897, 33104, 49656, 53794, 66208, 80691, 99312, 107588, 132416, 161382, 198624, 215176, 264832, 322764, 397248, 430352, 529664, 645528, 794496, 860704, 1291056, 1588992, 1721408, 2582112, 3442816, 5164224, 6885632, 10328448, 20656896]

約数ペア:

[(1, 20656896), (2, 10328448), (3, 6885632), (4, 5164224), (6, 3442816), (8, 2582112), (12, 1721408), (13, 1588992), (16, 1291056), (24, 860704), (26, 794496), (32, 645528), (39, 529664), (48, 430352), (52, 397248), (64, 322764), (78, 264832), (96, 215176), (104, 198624), (128, 161382), (156, 132416), (192, 107588), (208, 99312), (256, 80691), (312, 66208), (384, 53794), (416, 49656), (624, 33104), (768, 26897), (832, 24828), (1248, 16552), (1664, 12414), (2069, 9984), (2496, 8276), (3328, 6207), (4138, 4992)]