20127563032

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{403261}}^1$

素因数の和:403651

約数の個数: 32

約数和(自身を含む): 40068112320

約数和(自身を除く): 19940549288

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 367, 734, 1468, 2936, 6239, 12478, 24956, 49912, 403261, 806522, 1613044, 3226088, 6855437, 13710874, 27421748, 54843496, 147996787, 295993574, 591987148, 1183974296, 2515945379, 5031890758, 10063781516, 20127563032]

約数ペア:

[(1, 20127563032), (2, 10063781516), (4, 5031890758), (8, 2515945379), (17, 1183974296), (34, 591987148), (68, 295993574), (136, 147996787), (367, 54843496), (734, 27421748), (1468, 13710874), (2936, 6855437), (6239, 3226088), (12478, 1613044), (24956, 806522), (49912, 403261)]