20977821816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{124867987}}^1$

素因数の和:124868003

約数の個数: 32

約数和(自身を含む): 59936634240

約数和(自身を除く): 38958812424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 124867987, 249735974, 374603961, 499471948, 749207922, 874075909, 998943896, 1498415844, 1748151818, 2622227727, 2996831688, 3496303636, 5244455454, 6992607272, 10488910908, 20977821816]

約数ペア:

[(1, 20977821816), (2, 10488910908), (3, 6992607272), (4, 5244455454), (6, 3496303636), (7, 2996831688), (8, 2622227727), (12, 1748151818), (14, 1498415844), (21, 998943896), (24, 874075909), (28, 749207922), (42, 499471948), (56, 374603961), (84, 249735974), (168, 124867987)]