20151585876

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{402613}}^1$

素因数の和:402760

約数の個数: 48

約数和(自身を含む): 48610003904

約数和(自身を除く): 28458418028

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 97, 129, 172, 194, 258, 291, 388, 516, 582, 1164, 4171, 8342, 12513, 16684, 25026, 50052, 402613, 805226, 1207839, 1610452, 2415678, 4831356, 17312359, 34624718, 39053461, 51937077, 69249436, 78106922, 103874154, 117160383, 156213844, 207748308, 234320766, 468641532, 1679298823, 3358597646, 5037896469, 6717195292, 10075792938, 20151585876]

約数ペア:

[(1, 20151585876), (2, 10075792938), (3, 6717195292), (4, 5037896469), (6, 3358597646), (12, 1679298823), (43, 468641532), (86, 234320766), (97, 207748308), (129, 156213844), (172, 117160383), (194, 103874154), (258, 78106922), (291, 69249436), (388, 51937077), (516, 39053461), (582, 34624718), (1164, 17312359), (4171, 4831356), (8342, 2415678), (12513, 1610452), (16684, 1207839), (25026, 805226), (50052, 402613)]