19556658

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2297}}^1$

素因数の和:2359

約数の個数: 48

約数和(自身を含む): 47320416

約数和(自身を除く): 27763758

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 86, 99, 129, 198, 258, 387, 473, 774, 946, 1419, 2297, 2838, 4257, 4594, 6891, 8514, 13782, 20673, 25267, 41346, 50534, 75801, 98771, 151602, 197542, 227403, 296313, 454806, 592626, 888939, 1086481, 1777878, 2172962, 3259443, 6518886, 9778329, 19556658]

約数ペア:

[(1, 19556658), (2, 9778329), (3, 6518886), (6, 3259443), (9, 2172962), (11, 1777878), (18, 1086481), (22, 888939), (33, 592626), (43, 454806), (66, 296313), (86, 227403), (99, 197542), (129, 151602), (198, 98771), (258, 75801), (387, 50534), (473, 41346), (774, 25267), (946, 20673), (1419, 13782), (2297, 8514), (2838, 6891), (4257, 4594)]