20654912

素因数分解:

$2^6\times {\mathrm{73}}^1\times {\mathrm{4421}}^1$

素因数の和:4506

約数の個数: 28

約数和(自身を含む): 41557956

約数和(自身を除く): 20903044

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 146, 292, 584, 1168, 2336, 4421, 4672, 8842, 17684, 35368, 70736, 141472, 282944, 322733, 645466, 1290932, 2581864, 5163728, 10327456, 20654912]

約数ペア:

[(1, 20654912), (2, 10327456), (4, 5163728), (8, 2581864), (16, 1290932), (32, 645466), (64, 322733), (73, 282944), (146, 141472), (292, 70736), (584, 35368), (1168, 17684), (2336, 8842), (4421, 4672)]