20723742018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1051}}^1\times {\mathrm{156493}}^1$

素因数の和:157559

約数の個数: 48

約数和(自身を含む): 51365086656

約数和(自身を除く): 30641344638

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1051, 2102, 3153, 6306, 7357, 9459, 14714, 18918, 22071, 44142, 66213, 132426, 156493, 312986, 469479, 938958, 1095451, 1408437, 2190902, 2816874, 3286353, 6572706, 9859059, 19718118, 164474143, 328948286, 493422429, 986844858, 1151319001, 1480267287, 2302638002, 2960534574, 3453957003, 6907914006, 10361871009, 20723742018]

約数ペア:

[(1, 20723742018), (2, 10361871009), (3, 6907914006), (6, 3453957003), (7, 2960534574), (9, 2302638002), (14, 1480267287), (18, 1151319001), (21, 986844858), (42, 493422429), (63, 328948286), (126, 164474143), (1051, 19718118), (2102, 9859059), (3153, 6572706), (6306, 3286353), (7357, 2816874), (9459, 2190902), (14714, 1408437), (18918, 1095451), (22071, 938958), (44142, 469479), (66213, 312986), (132426, 156493)]