20416940542

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{1579}}^1\times {\mathrm{17909}}^1$

素因数の和:19528

約数の個数: 24

約数和(自身を含む): 32344385400

約数和(自身を除く): 11927444858

約数列:

[1, 2, 19, 38, 361, 722, 1579, 3158, 17909, 30001, 35818, 60002, 340271, 570019, 680542, 1140038, 6465149, 12930298, 28278311, 56556622, 537287909, 1074575818, 10208470271, 20416940542]

約数ペア:

[(1, 20416940542), (2, 10208470271), (19, 1074575818), (38, 537287909), (361, 56556622), (722, 28278311), (1579, 12930298), (3158, 6465149), (17909, 1140038), (30001, 680542), (35818, 570019), (60002, 340271)]