20639491035

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2477}}^1\times {\mathrm{8291}}^1$

素因数の和:10843

約数の個数: 32

約数和(自身を含む): 33533644032

約数和(自身を除く): 12894152997

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 2477, 7431, 8291, 12385, 24873, 37155, 41455, 124365, 165959, 497877, 555497, 829795, 1666491, 2489385, 2777485, 8332455, 20536807, 61610421, 102684035, 308052105, 1375966069, 4127898207, 6879830345, 20639491035]

約数ペア:

[(1, 20639491035), (3, 6879830345), (5, 4127898207), (15, 1375966069), (67, 308052105), (201, 102684035), (335, 61610421), (1005, 20536807), (2477, 8332455), (7431, 2777485), (8291, 2489385), (12385, 1666491), (24873, 829795), (37155, 555497), (41455, 497877), (124365, 165959)]