84621668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{1999}}^1$

素因数の和:2579

約数の個数: 24

約数和(自身を含む): 156240000

約数和(自身を除く): 71618332

約数列:

[1, 2, 4, 19, 38, 76, 557, 1114, 1999, 2228, 3998, 7996, 10583, 21166, 37981, 42332, 75962, 151924, 1113443, 2226886, 4453772, 21155417, 42310834, 84621668]

約数ペア:

[(1, 84621668), (2, 42310834), (4, 21155417), (19, 4453772), (38, 2226886), (76, 1113443), (557, 151924), (1114, 75962), (1999, 42332), (2228, 37981), (3998, 21166), (7996, 10583)]