1998894238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2137}}^1$

素因数の和:2269

約数の個数: 64

約数和(自身を含む): 3607644096

約数和(自身を除く): 1608749858

約数列:

[1, 2, 11, 17, 22, 34, 41, 61, 82, 122, 187, 374, 451, 671, 697, 902, 1037, 1342, 1394, 2074, 2137, 2501, 4274, 5002, 7667, 11407, 15334, 22814, 23507, 27511, 36329, 42517, 47014, 55022, 72658, 85034, 87617, 130357, 175234, 260714, 399619, 467687, 799238, 935374, 963787, 1433927, 1489489, 1927574, 2216069, 2867854, 2978978, 4432138, 5344637, 10689274, 16384379, 24376759, 32768758, 48753518, 58791007, 90858829, 117582014, 181717658, 999447119, 1998894238]

約数ペア:

[(1, 1998894238), (2, 999447119), (11, 181717658), (17, 117582014), (22, 90858829), (34, 58791007), (41, 48753518), (61, 32768758), (82, 24376759), (122, 16384379), (187, 10689274), (374, 5344637), (451, 4432138), (671, 2978978), (697, 2867854), (902, 2216069), (1037, 1927574), (1342, 1489489), (1394, 1433927), (2074, 963787), (2137, 935374), (2501, 799238), (4274, 467687), (5002, 399619), (7667, 260714), (11407, 175234), (15334, 130357), (22814, 87617), (23507, 85034), (27511, 72658), (36329, 55022), (42517, 47014)]