19900083

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41201}}^1$

素因数の和:41234

約数の個数: 16

約数和(自身を含む): 31643136

約数和(自身を除く): 11743053

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 41201, 123603, 288407, 865221, 947623, 2842869, 6633361, 19900083]

約数ペア:

[(1, 19900083), (3, 6633361), (7, 2842869), (21, 947623), (23, 865221), (69, 288407), (161, 123603), (483, 41201)]