20955662

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:573

約数の個数: 48

約数和(自身を含む): 41267232

約数和(自身を除く): 20311570

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 169, 182, 221, 238, 338, 442, 521, 1042, 1183, 1547, 2366, 2873, 3094, 3647, 5746, 6773, 7294, 8857, 13546, 17714, 20111, 40222, 47411, 61999, 88049, 94822, 115141, 123998, 176098, 230282, 616343, 805987, 1232686, 1496833, 1611974, 2993666, 10477831, 20955662]

約数ペア:

[(1, 20955662), (2, 10477831), (7, 2993666), (13, 1611974), (14, 1496833), (17, 1232686), (26, 805987), (34, 616343), (91, 230282), (119, 176098), (169, 123998), (182, 115141), (221, 94822), (238, 88049), (338, 61999), (442, 47411), (521, 40222), (1042, 20111), (1183, 17714), (1547, 13546), (2366, 8857), (2873, 7294), (3094, 6773), (3647, 5746)]