20808768448

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25010539}}^1$

素因数の和:25010564

約数の個数: 28

約数和(自身を含む): 44468740120

約数和(自身を除く): 23659971672

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25010539, 50021078, 100042156, 200084312, 325137007, 400168624, 650274014, 800337248, 1300548028, 1600674496, 2601096056, 5202192112, 10404384224, 20808768448]

約数ペア:

[(1, 20808768448), (2, 10404384224), (4, 5202192112), (8, 2601096056), (13, 1600674496), (16, 1300548028), (26, 800337248), (32, 650274014), (52, 400168624), (64, 325137007), (104, 200084312), (208, 100042156), (416, 50021078), (832, 25010539)]