20487044

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2357}}^1$

素因数の和:2455

約数の個数: 24

約数和(自身を含む): 37435608

約数和(自身を除く): 16948564

約数列:

[1, 2, 4, 41, 53, 82, 106, 164, 212, 2173, 2357, 4346, 4714, 8692, 9428, 96637, 124921, 193274, 249842, 386548, 499684, 5121761, 10243522, 20487044]

約数ペア:

[(1, 20487044), (2, 10243522), (4, 5121761), (41, 499684), (53, 386548), (82, 249842), (106, 193274), (164, 124921), (212, 96637), (2173, 9428), (2357, 8692), (4346, 4714)]