19955403

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{6317}}^1$

素因数の和:6345

約数の個数: 24

約数和(自身を含む): 32196528

約数和(自身を除く): 12241125

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 6317, 18951, 56853, 82121, 170559, 246363, 511677, 739089, 1535031, 2217267, 6651801, 19955403]

約数ペア:

[(1, 19955403), (3, 6651801), (9, 2217267), (13, 1535031), (27, 739089), (39, 511677), (81, 246363), (117, 170559), (243, 82121), (351, 56853), (1053, 18951), (3159, 6317)]