20175352901

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{743}}^1\times {\mathrm{751}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 23364218880

約数和(自身を除く): 3188865979

約数列:

[1, 11, 19, 173, 209, 743, 751, 1903, 3287, 8173, 8261, 14117, 14269, 36157, 128539, 129923, 155287, 156959, 557993, 1413929, 1429153, 2442241, 2468537, 6137923, 10601867, 26864651, 27153907, 96532789, 116620537, 1061860679, 1834122991, 20175352901]

約数ペア:

[(1, 20175352901), (11, 1834122991), (19, 1061860679), (173, 116620537), (209, 96532789), (743, 27153907), (751, 26864651), (1903, 10601867), (3287, 6137923), (8173, 2468537), (8261, 2442241), (14117, 1429153), (14269, 1413929), (36157, 557993), (128539, 156959), (129923, 155287)]