20385527617826

素因数分解:

$2^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{1051}}^1\times {\mathrm{938017}}^1$

素因数の和:939295

約数の個数: 48

約数和(自身を含む): 35773290019872

約数和(自身を除く): 15387762402046

約数列:

[1, 2, 7, 14, 49, 98, 211, 422, 1051, 1477, 2102, 2954, 7357, 10339, 14714, 20678, 51499, 102998, 221761, 443522, 938017, 1552327, 1876034, 3104654, 6566119, 10866289, 13132238, 21732578, 45962833, 91925666, 197921587, 395843174, 985855867, 1385451109, 1971711734, 2770902218, 6900991069, 9698157763, 13801982138, 19396315526, 48306937483, 96613874966, 208015587937, 416031175874, 1456109115559, 2912218231118, 10192763808913, 20385527617826]

約数ペア:

[(1, 20385527617826), (2, 10192763808913), (7, 2912218231118), (14, 1456109115559), (49, 416031175874), (98, 208015587937), (211, 96613874966), (422, 48306937483), (1051, 19396315526), (1477, 13801982138), (2102, 9698157763), (2954, 6900991069), (7357, 2770902218), (10339, 1971711734), (14714, 1385451109), (20678, 985855867), (51499, 395843174), (102998, 197921587), (221761, 91925666), (443522, 45962833), (938017, 21732578), (1552327, 13132238), (1876034, 10866289), (3104654, 6566119)]