20216434

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 36982656

約数和(自身を除く): 16766222

約数列:

[1, 2, 7, 14, 17, 34, 119, 173, 238, 346, 491, 982, 1211, 2422, 2941, 3437, 5882, 6874, 8347, 16694, 20587, 41174, 58429, 84943, 116858, 169886, 594601, 1189202, 1444031, 2888062, 10108217, 20216434]

約数ペア:

[(1, 20216434), (2, 10108217), (7, 2888062), (14, 1444031), (17, 1189202), (34, 594601), (119, 169886), (173, 116858), (238, 84943), (346, 58429), (491, 41174), (982, 20587), (1211, 16694), (2422, 8347), (2941, 6874), (3437, 5882)]