20670864

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 55865472

約数和(自身を除く): 35194608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 103, 111, 113, 148, 206, 222, 226, 296, 309, 339, 412, 444, 452, 592, 618, 678, 824, 888, 904, 1236, 1356, 1648, 1776, 1808, 2472, 2712, 3811, 4181, 4944, 5424, 7622, 8362, 11433, 11639, 12543, 15244, 16724, 22866, 23278, 25086, 30488, 33448, 34917, 45732, 46556, 50172, 60976, 66896, 69834, 91464, 93112, 100344, 139668, 182928, 186224, 200688, 279336, 430643, 558672, 861286, 1291929, 1722572, 2583858, 3445144, 5167716, 6890288, 10335432, 20670864]

約数ペア:

[(1, 20670864), (2, 10335432), (3, 6890288), (4, 5167716), (6, 3445144), (8, 2583858), (12, 1722572), (16, 1291929), (24, 861286), (37, 558672), (48, 430643), (74, 279336), (103, 200688), (111, 186224), (113, 182928), (148, 139668), (206, 100344), (222, 93112), (226, 91464), (296, 69834), (309, 66896), (339, 60976), (412, 50172), (444, 46556), (452, 45732), (592, 34917), (618, 33448), (678, 30488), (824, 25086), (888, 23278), (904, 22866), (1236, 16724), (1356, 15244), (1648, 12543), (1776, 11639), (1808, 11433), (2472, 8362), (2712, 7622), (3811, 5424), (4181, 4944)]