20396472

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 53114880

約数和(自身を除く): 32718408

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 103, 111, 148, 206, 222, 223, 296, 309, 412, 444, 446, 618, 669, 824, 888, 892, 1236, 1338, 1784, 2472, 2676, 3811, 5352, 7622, 8251, 11433, 15244, 16502, 22866, 22969, 24753, 30488, 33004, 45732, 45938, 49506, 66008, 68907, 91464, 91876, 99012, 137814, 183752, 198024, 275628, 551256, 849853, 1699706, 2549559, 3399412, 5099118, 6798824, 10198236, 20396472]

約数ペア:

[(1, 20396472), (2, 10198236), (3, 6798824), (4, 5099118), (6, 3399412), (8, 2549559), (12, 1699706), (24, 849853), (37, 551256), (74, 275628), (103, 198024), (111, 183752), (148, 137814), (206, 99012), (222, 91876), (223, 91464), (296, 68907), (309, 66008), (412, 49506), (444, 45938), (446, 45732), (618, 33004), (669, 30488), (824, 24753), (888, 22969), (892, 22866), (1236, 16502), (1338, 15244), (1784, 11433), (2472, 8251), (2676, 7622), (3811, 5352)]