20173504580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1931}}^1\times {\mathrm{30727}}^1$

素因数の和:32684

約数の個数: 48

約数和(自身を含む): 44881070976

約数和(自身を除く): 24707566396

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1931, 3862, 7724, 9655, 19310, 30727, 32827, 38620, 61454, 65654, 122908, 131308, 153635, 164135, 307270, 328270, 522359, 614540, 656540, 1044718, 2089436, 2611795, 5223590, 10447180, 59333837, 118667674, 237335348, 296669185, 593338370, 1008675229, 1186676740, 2017350458, 4034700916, 5043376145, 10086752290, 20173504580]

約数ペア:

[(1, 20173504580), (2, 10086752290), (4, 5043376145), (5, 4034700916), (10, 2017350458), (17, 1186676740), (20, 1008675229), (34, 593338370), (68, 296669185), (85, 237335348), (170, 118667674), (340, 59333837), (1931, 10447180), (3862, 5223590), (7724, 2611795), (9655, 2089436), (19310, 1044718), (30727, 656540), (32827, 614540), (38620, 522359), (61454, 328270), (65654, 307270), (122908, 164135), (131308, 153635)]