16604770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 37449216

約数和(自身を除く): 20844446

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 130, 142, 182, 257, 355, 455, 497, 514, 710, 910, 923, 994, 1285, 1799, 1846, 2485, 2570, 3341, 3598, 4615, 4970, 6461, 6682, 8995, 9230, 12922, 16705, 17990, 18247, 23387, 32305, 33410, 36494, 46774, 64610, 91235, 116935, 127729, 182470, 233870, 237211, 255458, 474422, 638645, 1186055, 1277290, 1660477, 2372110, 3320954, 8302385, 16604770]

約数ペア:

[(1, 16604770), (2, 8302385), (5, 3320954), (7, 2372110), (10, 1660477), (13, 1277290), (14, 1186055), (26, 638645), (35, 474422), (65, 255458), (70, 237211), (71, 233870), (91, 182470), (130, 127729), (142, 116935), (182, 91235), (257, 64610), (355, 46774), (455, 36494), (497, 33410), (514, 32305), (710, 23387), (910, 18247), (923, 17990), (994, 16705), (1285, 12922), (1799, 9230), (1846, 8995), (2485, 6682), (2570, 6461), (3341, 4970), (3598, 4615)]