20178051042

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{776497}}^1$

素因数の和:776634

約数の個数: 32

約数和(自身を含む): 41595444864

約数和(自身を除く): 21417393822

約数列:

[1, 2, 3, 6, 61, 71, 122, 142, 183, 213, 366, 426, 4331, 8662, 12993, 25986, 776497, 1552994, 2329491, 4658982, 47366317, 55131287, 94732634, 110262574, 142098951, 165393861, 284197902, 330787722, 3363008507, 6726017014, 10089025521, 20178051042]

約数ペア:

[(1, 20178051042), (2, 10089025521), (3, 6726017014), (6, 3363008507), (61, 330787722), (71, 284197902), (122, 165393861), (142, 142098951), (183, 110262574), (213, 94732634), (366, 55131287), (426, 47366317), (4331, 4658982), (8662, 2329491), (12993, 1552994), (25986, 776497)]