205129724

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{2971}}^1$

素因数の和:3437

約数の個数: 24

約数和(自身を含む): 368730096

約数和(自身を除く): 163600372

約数列:

[1, 2, 4, 41, 82, 164, 421, 842, 1684, 2971, 5942, 11884, 17261, 34522, 69044, 121811, 243622, 487244, 1250791, 2501582, 5003164, 51282431, 102564862, 205129724]

約数ペア:

[(1, 205129724), (2, 102564862), (4, 51282431), (41, 5003164), (82, 2501582), (164, 1250791), (421, 487244), (842, 243622), (1684, 121811), (2971, 69044), (5942, 34522), (11884, 17261)]