16278516

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{7933}}^1$

素因数の和:7965

約数の個数: 48

約数和(自身を含む): 44430400

約数和(自身を除く): 28151884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 7933, 15866, 23799, 31732, 47598, 71397, 95196, 142794, 150727, 214191, 285588, 301454, 428382, 452181, 602908, 856764, 904362, 1356543, 1808724, 2713086, 4069629, 5426172, 8139258, 16278516]

約数ペア:

[(1, 16278516), (2, 8139258), (3, 5426172), (4, 4069629), (6, 2713086), (9, 1808724), (12, 1356543), (18, 904362), (19, 856764), (27, 602908), (36, 452181), (38, 428382), (54, 301454), (57, 285588), (76, 214191), (108, 150727), (114, 142794), (171, 95196), (228, 71397), (342, 47598), (513, 31732), (684, 23799), (1026, 15866), (2052, 7933)]