20199775617

素因数分解:

$3^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{311}}^1\times {\mathrm{3643}}^1$

素因数の和:4250

約数の個数: 48

約数和(自身を含む): 33580305408

約数和(自身を除く): 13380529791

約数列:

[1, 3, 7, 9, 21, 63, 283, 311, 849, 933, 1981, 2177, 2547, 2799, 3643, 5943, 6531, 10929, 17829, 19593, 25501, 32787, 76503, 88013, 229509, 264039, 616091, 792117, 1030969, 1132973, 1848273, 3092907, 3398919, 5544819, 7216783, 7930811, 9278721, 10196757, 21650349, 23792433, 64951047, 71377299, 320631359, 961894077, 2244419513, 2885682231, 6733258539, 20199775617]

約数ペア:

[(1, 20199775617), (3, 6733258539), (7, 2885682231), (9, 2244419513), (21, 961894077), (63, 320631359), (283, 71377299), (311, 64951047), (849, 23792433), (933, 21650349), (1981, 10196757), (2177, 9278721), (2547, 7930811), (2799, 7216783), (3643, 5544819), (5943, 3398919), (6531, 3092907), (10929, 1848273), (17829, 1132973), (19593, 1030969), (25501, 792117), (32787, 616091), (76503, 264039), (88013, 229509)]