20073587578

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{4993}}^1$

素因数の和:5503

約数の個数: 48

約数和(自身を含む): 34073562600

約数和(自身を除く): 13999975022

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 449, 814, 898, 4477, 4939, 4993, 8954, 9878, 9986, 16613, 33226, 54329, 54923, 108658, 109846, 182743, 184741, 365486, 369482, 604153, 1208306, 2010173, 2032151, 2241857, 4020346, 4064302, 4483714, 22353661, 24660427, 44707322, 49320854, 82948709, 165897418, 271264697, 542529394, 912435799, 1824871598, 10036793789, 20073587578]

約数ペア:

[(1, 20073587578), (2, 10036793789), (11, 1824871598), (22, 912435799), (37, 542529394), (74, 271264697), (121, 165897418), (242, 82948709), (407, 49320854), (449, 44707322), (814, 24660427), (898, 22353661), (4477, 4483714), (4939, 4064302), (4993, 4020346), (8954, 2241857), (9878, 2032151), (9986, 2010173), (16613, 1208306), (33226, 604153), (54329, 369482), (54923, 365486), (108658, 184741), (109846, 182743)]