20784433886

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1\times {\mathrm{8597}}^1$

素因数の和:9164

約数の個数: 32

約数和(自身を含む): 33269307552

約数和(自身を除く): 12484873666

約数列:

[1, 2, 17, 34, 211, 337, 422, 674, 3587, 5729, 7174, 8597, 11458, 17194, 71107, 142214, 146149, 292298, 1208819, 1813967, 2417638, 2897189, 3627934, 5794378, 30837439, 49252213, 61674878, 98504426, 611306879, 1222613758, 10392216943, 20784433886]

約数ペア:

[(1, 20784433886), (2, 10392216943), (17, 1222613758), (34, 611306879), (211, 98504426), (337, 61674878), (422, 49252213), (674, 30837439), (3587, 5794378), (5729, 3627934), (7174, 2897189), (8597, 2417638), (11458, 1813967), (17194, 1208819), (71107, 292298), (142214, 146149)]