2019481994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{11657}}^1$

素因数の和:11822

約数の個数: 32

約数和(自身を含む): 3290353920

約数和(自身を除く): 1270871926

約数列:

[1, 2, 19, 38, 47, 94, 97, 194, 893, 1786, 1843, 3686, 4559, 9118, 11657, 23314, 86621, 173242, 221483, 442966, 547879, 1095758, 1130729, 2261458, 10409701, 20819402, 21483851, 42967702, 53144263, 106288526, 1009740997, 2019481994]

約数ペア:

[(1, 2019481994), (2, 1009740997), (19, 106288526), (38, 53144263), (47, 42967702), (94, 21483851), (97, 20819402), (194, 10409701), (893, 2261458), (1786, 1130729), (1843, 1095758), (3686, 547879), (4559, 442966), (9118, 221483), (11657, 173242), (23314, 86621)]