20181427211

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 24346828800

約数和(自身を除く): 4165401589

約数列:

[1, 11, 23, 31, 73, 101, 253, 341, 349, 713, 803, 1111, 1679, 2263, 2323, 3131, 3839, 7373, 7843, 8027, 10819, 18469, 24893, 25477, 25553, 34441, 35249, 52049, 72013, 81103, 88297, 119009, 169579, 228563, 248837, 280247, 387739, 572539, 585971, 789787, 792143, 810727, 1092719, 1865369, 2514193, 2573177, 2737207, 5256949, 6445681, 8687657, 8917997, 12019909, 18165101, 25132537, 28304947, 57826439, 59183071, 79768487, 199816111, 276457907, 651013781, 877453357, 1834675201, 20181427211]

約数ペア:

[(1, 20181427211), (11, 1834675201), (23, 877453357), (31, 651013781), (73, 276457907), (101, 199816111), (253, 79768487), (341, 59183071), (349, 57826439), (713, 28304947), (803, 25132537), (1111, 18165101), (1679, 12019909), (2263, 8917997), (2323, 8687657), (3131, 6445681), (3839, 5256949), (7373, 2737207), (7843, 2573177), (8027, 2514193), (10819, 1865369), (18469, 1092719), (24893, 810727), (25477, 792143), (25553, 789787), (34441, 585971), (35249, 572539), (52049, 387739), (72013, 280247), (81103, 248837), (88297, 228563), (119009, 169579)]