16639714

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 32204088

約数和(自身を除く): 15564374

約数列:

[1, 2, 7, 13, 14, 26, 37, 49, 74, 91, 98, 182, 259, 353, 481, 518, 637, 706, 962, 1274, 1813, 2471, 3367, 3626, 4589, 4942, 6734, 9178, 13061, 17297, 23569, 26122, 32123, 34594, 47138, 64246, 91427, 169793, 182854, 224861, 339586, 449722, 639989, 1188551, 1279978, 2377102, 8319857, 16639714]

約数ペア:

[(1, 16639714), (2, 8319857), (7, 2377102), (13, 1279978), (14, 1188551), (26, 639989), (37, 449722), (49, 339586), (74, 224861), (91, 182854), (98, 169793), (182, 91427), (259, 64246), (353, 47138), (481, 34594), (518, 32123), (637, 26122), (706, 23569), (962, 17297), (1274, 13061), (1813, 9178), (2471, 6734), (3367, 4942), (3626, 4589)]