20300448

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1777}}^1$

素因数の和:1814

約数の個数: 96

約数和(自身を含む): 64520064

約数和(自身を除く): 44219616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 68, 84, 96, 102, 112, 119, 136, 168, 204, 224, 238, 272, 336, 357, 408, 476, 544, 672, 714, 816, 952, 1428, 1632, 1777, 1904, 2856, 3554, 3808, 5331, 5712, 7108, 10662, 11424, 12439, 14216, 21324, 24878, 28432, 30209, 37317, 42648, 49756, 56864, 60418, 74634, 85296, 90627, 99512, 120836, 149268, 170592, 181254, 199024, 211463, 241672, 298536, 362508, 398048, 422926, 483344, 597072, 634389, 725016, 845852, 966688, 1194144, 1268778, 1450032, 1691704, 2537556, 2900064, 3383408, 5075112, 6766816, 10150224, 20300448]

約数ペア:

[(1, 20300448), (2, 10150224), (3, 6766816), (4, 5075112), (6, 3383408), (7, 2900064), (8, 2537556), (12, 1691704), (14, 1450032), (16, 1268778), (17, 1194144), (21, 966688), (24, 845852), (28, 725016), (32, 634389), (34, 597072), (42, 483344), (48, 422926), (51, 398048), (56, 362508), (68, 298536), (84, 241672), (96, 211463), (102, 199024), (112, 181254), (119, 170592), (136, 149268), (168, 120836), (204, 99512), (224, 90627), (238, 85296), (272, 74634), (336, 60418), (357, 56864), (408, 49756), (476, 42648), (544, 37317), (672, 30209), (714, 28432), (816, 24878), (952, 21324), (1428, 14216), (1632, 12439), (1777, 11424), (1904, 10662), (2856, 7108), (3554, 5712), (3808, 5331)]