19844199

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1091}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 29981952

約数和(自身を除く): 10137753

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 1091, 2021, 3273, 6063, 9819, 18189, 46913, 51277, 140739, 153831, 422217, 461493, 2204911, 6614733, 19844199]

約数ペア:

[(1, 19844199), (3, 6614733), (9, 2204911), (43, 461493), (47, 422217), (129, 153831), (141, 140739), (387, 51277), (423, 46913), (1091, 18189), (2021, 9819), (3273, 6063)]