20799874

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 34727616

約数和(自身を除く): 13927742

約数列:

[1, 2, 17, 34, 41, 43, 82, 86, 347, 694, 697, 731, 1394, 1462, 1763, 3526, 5899, 11798, 14227, 14921, 28454, 29842, 29971, 59942, 241859, 253657, 483718, 507314, 611761, 1223522, 10399937, 20799874]

約数ペア:

[(1, 20799874), (2, 10399937), (17, 1223522), (34, 611761), (41, 507314), (43, 483718), (82, 253657), (86, 241859), (347, 59942), (694, 29971), (697, 29842), (731, 28454), (1394, 14921), (1462, 14227), (1763, 11798), (3526, 5899)]