16481455

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 21835872

約数和(自身を除く): 5354417

約数列:

[1, 5, 19, 23, 95, 115, 361, 397, 437, 1805, 1985, 2185, 7543, 8303, 9131, 37715, 41515, 45655, 143317, 173489, 716585, 867445, 3296291, 16481455]

約数ペア:

[(1, 16481455), (5, 3296291), (19, 867445), (23, 716585), (95, 173489), (115, 143317), (361, 45655), (397, 41515), (437, 37715), (1805, 9131), (1985, 8303), (2185, 7543)]