1812119813

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{11251}}^1$

素因数の和:11457

約数の個数: 24

約数和(自身を含む): 2231946720

約数和(自身を除く): 419826907

約数列:

[1, 7, 19, 49, 133, 173, 931, 1211, 3287, 8477, 11251, 23009, 78757, 161063, 213769, 551299, 1496383, 1946423, 10474681, 13624961, 36982037, 95374727, 258874259, 1812119813]

約数ペア:

[(1, 1812119813), (7, 258874259), (19, 95374727), (49, 36982037), (133, 13624961), (173, 10474681), (931, 1946423), (1211, 1496383), (3287, 551299), (8477, 213769), (11251, 161063), (23009, 78757)]