18906342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1117}}^1$

素因数の和:1173

約数の個数: 64

約数和(自身を含む): 48082944

約数和(自身を除く): 29176602

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1117, 1209, 1302, 2234, 2418, 2821, 3351, 5642, 6702, 7819, 8463, 14521, 15638, 16926, 23457, 29042, 34627, 43563, 46914, 69254, 87126, 101647, 103881, 203294, 207762, 242389, 304941, 450151, 484778, 609882, 727167, 900302, 1350453, 1454334, 2700906, 3151057, 6302114, 9453171, 18906342]

約数ペア:

[(1, 18906342), (2, 9453171), (3, 6302114), (6, 3151057), (7, 2700906), (13, 1454334), (14, 1350453), (21, 900302), (26, 727167), (31, 609882), (39, 484778), (42, 450151), (62, 304941), (78, 242389), (91, 207762), (93, 203294), (182, 103881), (186, 101647), (217, 87126), (273, 69254), (403, 46914), (434, 43563), (546, 34627), (651, 29042), (806, 23457), (1117, 16926), (1209, 15638), (1302, 14521), (2234, 8463), (2418, 7819), (2821, 6702), (3351, 5642)]