17920266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1427}}^1$

素因数の和:1475

約数の個数: 64

約数和(自身を含む): 46061568

約数和(自身を除く): 28141302

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 273, 299, 322, 483, 546, 598, 897, 966, 1427, 1794, 2093, 2854, 4186, 4281, 6279, 8562, 9989, 12558, 18551, 19978, 29967, 32821, 37102, 55653, 59934, 65642, 98463, 111306, 129857, 196926, 229747, 259714, 389571, 426673, 459494, 689241, 779142, 853346, 1280019, 1378482, 2560038, 2986711, 5973422, 8960133, 17920266]

約数ペア:

[(1, 17920266), (2, 8960133), (3, 5973422), (6, 2986711), (7, 2560038), (13, 1378482), (14, 1280019), (21, 853346), (23, 779142), (26, 689241), (39, 459494), (42, 426673), (46, 389571), (69, 259714), (78, 229747), (91, 196926), (138, 129857), (161, 111306), (182, 98463), (273, 65642), (299, 59934), (322, 55653), (483, 37102), (546, 32821), (598, 29967), (897, 19978), (966, 18551), (1427, 12558), (1794, 9989), (2093, 8562), (2854, 6279), (4186, 4281)]