16989154

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{19}}^1$

素因数の和:92

約数の個数: 64

約数和(自身を含む): 35078400

約数和(自身を除く): 18089246

約数列:

[1, 2, 7, 13, 14, 17, 19, 26, 34, 38, 91, 119, 133, 182, 221, 238, 247, 266, 289, 323, 442, 494, 578, 646, 1547, 1729, 2023, 2261, 3094, 3458, 3757, 4046, 4199, 4522, 4913, 5491, 7514, 8398, 9826, 10982, 26299, 29393, 34391, 38437, 52598, 58786, 63869, 68782, 71383, 76874, 93347, 127738, 142766, 186694, 447083, 499681, 653429, 894166, 999362, 1213511, 1306858, 2427022, 8494577, 16989154]

約数ペア:

[(1, 16989154), (2, 8494577), (7, 2427022), (13, 1306858), (14, 1213511), (17, 999362), (19, 894166), (26, 653429), (34, 499681), (38, 447083), (91, 186694), (119, 142766), (133, 127738), (182, 93347), (221, 76874), (238, 71383), (247, 68782), (266, 63869), (289, 58786), (323, 52598), (442, 38437), (494, 34391), (578, 29393), (646, 26299), (1547, 10982), (1729, 9826), (2023, 8398), (2261, 7514), (3094, 5491), (3458, 4913), (3757, 4522), (4046, 4199)]