18475728

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 49984896

約数和(自身を除く): 31509168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 101, 103, 111, 148, 202, 206, 222, 296, 303, 309, 404, 412, 444, 592, 606, 618, 808, 824, 888, 1212, 1236, 1616, 1648, 1776, 2424, 2472, 3737, 3811, 4848, 4944, 7474, 7622, 10403, 11211, 11433, 14948, 15244, 20806, 22422, 22866, 29896, 30488, 31209, 41612, 44844, 45732, 59792, 60976, 62418, 83224, 89688, 91464, 124836, 166448, 179376, 182928, 249672, 384911, 499344, 769822, 1154733, 1539644, 2309466, 3079288, 4618932, 6158576, 9237864, 18475728]

約数ペア:

[(1, 18475728), (2, 9237864), (3, 6158576), (4, 4618932), (6, 3079288), (8, 2309466), (12, 1539644), (16, 1154733), (24, 769822), (37, 499344), (48, 384911), (74, 249672), (101, 182928), (103, 179376), (111, 166448), (148, 124836), (202, 91464), (206, 89688), (222, 83224), (296, 62418), (303, 60976), (309, 59792), (404, 45732), (412, 44844), (444, 41612), (592, 31209), (606, 30488), (618, 29896), (808, 22866), (824, 22422), (888, 20806), (1212, 15244), (1236, 14948), (1616, 11433), (1648, 11211), (1776, 10403), (2424, 7622), (2472, 7474), (3737, 4944), (3811, 4848)]