20199897586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1\times {\mathrm{887}}^1$

素因数の和:1315

約数の個数: 64

約数和(自身を含む): 34446415104

約数和(自身を除く): 14246517518

約数列:

[1, 2, 11, 22, 37, 74, 101, 202, 277, 407, 554, 814, 887, 1111, 1774, 2222, 3047, 3737, 6094, 7474, 9757, 10249, 19514, 20498, 27977, 32819, 41107, 55954, 65638, 82214, 89587, 112739, 179174, 225478, 245699, 307747, 361009, 491398, 615494, 722018, 985457, 1035149, 1970914, 2070298, 2702689, 3314719, 5405378, 6629438, 9090863, 11386639, 18181726, 22773278, 24815599, 36461909, 49631198, 72923818, 99999493, 199998986, 272971589, 545943178, 918177163, 1836354326, 10099948793, 20199897586]

約数ペア:

[(1, 20199897586), (2, 10099948793), (11, 1836354326), (22, 918177163), (37, 545943178), (74, 272971589), (101, 199998986), (202, 99999493), (277, 72923818), (407, 49631198), (554, 36461909), (814, 24815599), (887, 22773278), (1111, 18181726), (1774, 11386639), (2222, 9090863), (3047, 6629438), (3737, 5405378), (6094, 3314719), (7474, 2702689), (9757, 2070298), (10249, 1970914), (19514, 1035149), (20498, 985457), (27977, 722018), (32819, 615494), (41107, 491398), (55954, 361009), (65638, 307747), (82214, 245699), (89587, 225478), (112739, 179174)]