19645776

素因数分解:

$2^4\times 3^2\times {\mathrm{136429}}^1$

素因数の和:136443

約数の個数: 30

約数和(自身を含む): 54981290

約数和(自身を除く): 35335514

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 136429, 272858, 409287, 545716, 818574, 1091432, 1227861, 1637148, 2182864, 2455722, 3274296, 4911444, 6548592, 9822888, 19645776]

約数ペア:

[(1, 19645776), (2, 9822888), (3, 6548592), (4, 4911444), (6, 3274296), (8, 2455722), (9, 2182864), (12, 1637148), (16, 1227861), (18, 1091432), (24, 818574), (36, 545716), (48, 409287), (72, 272858), (144, 136429)]