20516156136

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{523}}^1\times {\mathrm{11119}}^1$

素因数の和:11668

約数の個数: 144

約数和(自身を含む): 64765771200

約数和(自身を除く): 44249615064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 523, 588, 882, 1046, 1176, 1569, 1764, 2092, 3138, 3528, 3661, 4184, 4707, 6276, 7322, 9414, 10983, 11119, 12552, 14644, 18828, 21966, 22238, 25627, 29288, 32949, 33357, 37656, 43932, 44476, 51254, 65898, 66714, 76881, 77833, 87864, 88952, 100071, 102508, 131796, 133428, 153762, 155666, 200142, 205016, 230643, 233499, 263592, 266856, 307524, 311332, 400284, 461286, 466998, 544831, 615048, 622664, 700497, 800568, 922572, 933996, 1089662, 1400994, 1634493, 1845144, 1867992, 2179324, 2801988, 3268986, 4358648, 4903479, 5603976, 5815237, 6537972, 9806958, 11630474, 13075944, 17445711, 19613916, 23260948, 34891422, 39227832, 40706659, 46521896, 52337133, 69782844, 81413318, 104674266, 122119977, 139565688, 162826636, 209348532, 244239954, 284946613, 325653272, 366359931, 418697064, 488479908, 569893226, 732719862, 854839839, 976959816, 1139786452, 1465439724, 1709679678, 2279572904, 2564519517, 2930879448, 3419359356, 5129039034, 6838718712, 10258078068, 20516156136]

約数ペア:

[(1, 20516156136), (2, 10258078068), (3, 6838718712), (4, 5129039034), (6, 3419359356), (7, 2930879448), (8, 2564519517), (9, 2279572904), (12, 1709679678), (14, 1465439724), (18, 1139786452), (21, 976959816), (24, 854839839), (28, 732719862), (36, 569893226), (42, 488479908), (49, 418697064), (56, 366359931), (63, 325653272), (72, 284946613), (84, 244239954), (98, 209348532), (126, 162826636), (147, 139565688), (168, 122119977), (196, 104674266), (252, 81413318), (294, 69782844), (392, 52337133), (441, 46521896), (504, 40706659), (523, 39227832), (588, 34891422), (882, 23260948), (1046, 19613916), (1176, 17445711), (1569, 13075944), (1764, 11630474), (2092, 9806958), (3138, 6537972), (3528, 5815237), (3661, 5603976), (4184, 4903479), (4707, 4358648), (6276, 3268986), (7322, 2801988), (9414, 2179324), (10983, 1867992), (11119, 1845144), (12552, 1634493), (14644, 1400994), (18828, 1089662), (21966, 933996), (22238, 922572), (25627, 800568), (29288, 700497), (32949, 622664), (33357, 615048), (37656, 544831), (43932, 466998), (44476, 461286), (51254, 400284), (65898, 311332), (66714, 307524), (76881, 266856), (77833, 263592), (87864, 233499), (88952, 230643), (100071, 205016), (102508, 200142), (131796, 155666), (133428, 153762)]