16865198

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 31601664

約数和(自身を除く): 14736466

約数列:

[1, 2, 7, 14, 19, 38, 47, 71, 94, 133, 142, 266, 329, 361, 497, 658, 722, 893, 994, 1349, 1786, 2527, 2698, 3337, 5054, 6251, 6674, 9443, 12502, 16967, 18886, 23359, 25631, 33934, 46718, 51262, 63403, 118769, 126806, 179417, 237538, 358834, 443821, 887642, 1204657, 2409314, 8432599, 16865198]

約数ペア:

[(1, 16865198), (2, 8432599), (7, 2409314), (14, 1204657), (19, 887642), (38, 443821), (47, 358834), (71, 237538), (94, 179417), (133, 126806), (142, 118769), (266, 63403), (329, 51262), (361, 46718), (497, 33934), (658, 25631), (722, 23359), (893, 18886), (994, 16967), (1349, 12502), (1786, 9443), (2527, 6674), (2698, 6251), (3337, 5054)]