20513072

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41357}}^1$

素因数の和:41396

約数の個数: 20

約数和(自身を含む): 41027136

約数和(自身を除く): 20514064

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 41357, 82714, 165428, 330856, 661712, 1282067, 2564134, 5128268, 10256536, 20513072]

約数ペア:

[(1, 20513072), (2, 10256536), (4, 5128268), (8, 2564134), (16, 1282067), (31, 661712), (62, 330856), (124, 165428), (248, 82714), (496, 41357)]