20797384971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1\times {\mathrm{30403}}^1$

素因数の和:31527

約数の個数: 32

約数和(自身を含む): 31873121280

約数和(自身を除く): 11075736309

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 1091, 3273, 12001, 20729, 30403, 36003, 62187, 91209, 228019, 334433, 577657, 684057, 1003299, 1732971, 6354227, 19062681, 33169673, 99509019, 364866403, 630223787, 1094599209, 1890671361, 6932461657, 20797384971]

約数ペア:

[(1, 20797384971), (3, 6932461657), (11, 1890671361), (19, 1094599209), (33, 630223787), (57, 364866403), (209, 99509019), (627, 33169673), (1091, 19062681), (3273, 6354227), (12001, 1732971), (20729, 1003299), (30403, 684057), (36003, 577657), (62187, 334433), (91209, 228019)]