20228713971

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1\times {\mathrm{1289}}^1$

素因数の和:1859

約数の個数: 32

約数和(自身を含む): 27508992000

約数和(自身を除く): 7280278029

約数列:

[1, 3, 97, 199, 271, 291, 597, 813, 1289, 3867, 19303, 26287, 53929, 57909, 78861, 125033, 161787, 256511, 349319, 375099, 769533, 1047957, 5231113, 15693339, 24881567, 33883943, 69514481, 74644701, 101651829, 208543443, 6742904657, 20228713971]

約数ペア:

[(1, 20228713971), (3, 6742904657), (97, 208543443), (199, 101651829), (271, 74644701), (291, 69514481), (597, 33883943), (813, 24881567), (1289, 15693339), (3867, 5231113), (19303, 1047957), (26287, 769533), (53929, 375099), (57909, 349319), (78861, 256511), (125033, 161787)]