20779778868

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{587}}^1\times {\mathrm{1117}}^1$

素因数の和:1869

約数の個数: 96

約数和(自身を含む): 51538905600

約数和(自身を除く): 30759126732

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 139, 228, 278, 417, 556, 587, 834, 1117, 1174, 1668, 1761, 2234, 2348, 2641, 3351, 3522, 4468, 5282, 6702, 7044, 7923, 10564, 11153, 13404, 15846, 21223, 22306, 31692, 33459, 42446, 44612, 63669, 66918, 81593, 84892, 127338, 133836, 155263, 163186, 244779, 254676, 310526, 326372, 465789, 489558, 621052, 655679, 931578, 979116, 1311358, 1550267, 1863156, 1967037, 2622716, 2949997, 3100534, 3934074, 4650801, 5899994, 6201068, 7868148, 8849991, 9301602, 11799988, 12457901, 17699982, 18603204, 24915802, 35399964, 37373703, 49831604, 74747406, 91139381, 149494812, 182278762, 273418143, 364557524, 546836286, 1093672572, 1731648239, 3463296478, 5194944717, 6926592956, 10389889434, 20779778868]

約数ペア:

[(1, 20779778868), (2, 10389889434), (3, 6926592956), (4, 5194944717), (6, 3463296478), (12, 1731648239), (19, 1093672572), (38, 546836286), (57, 364557524), (76, 273418143), (114, 182278762), (139, 149494812), (228, 91139381), (278, 74747406), (417, 49831604), (556, 37373703), (587, 35399964), (834, 24915802), (1117, 18603204), (1174, 17699982), (1668, 12457901), (1761, 11799988), (2234, 9301602), (2348, 8849991), (2641, 7868148), (3351, 6201068), (3522, 5899994), (4468, 4650801), (5282, 3934074), (6702, 3100534), (7044, 2949997), (7923, 2622716), (10564, 1967037), (11153, 1863156), (13404, 1550267), (15846, 1311358), (21223, 979116), (22306, 931578), (31692, 655679), (33459, 621052), (42446, 489558), (44612, 465789), (63669, 326372), (66918, 310526), (81593, 254676), (84892, 244779), (127338, 163186), (133836, 155263)]