20123352

素因数分解:

$2^3\times 3^2\times {\mathrm{269}}^1\times {\mathrm{1039}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 54756000

約数和(自身を除く): 34632648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 269, 538, 807, 1039, 1076, 1614, 2078, 2152, 2421, 3117, 3228, 4156, 4842, 6234, 6456, 8312, 9351, 9684, 12468, 18702, 19368, 24936, 37404, 74808, 279491, 558982, 838473, 1117964, 1676946, 2235928, 2515419, 3353892, 5030838, 6707784, 10061676, 20123352]

約数ペア:

[(1, 20123352), (2, 10061676), (3, 6707784), (4, 5030838), (6, 3353892), (8, 2515419), (9, 2235928), (12, 1676946), (18, 1117964), (24, 838473), (36, 558982), (72, 279491), (269, 74808), (538, 37404), (807, 24936), (1039, 19368), (1076, 18702), (1614, 12468), (2078, 9684), (2152, 9351), (2421, 8312), (3117, 6456), (3228, 6234), (4156, 4842)]