20434505

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 30557184

約数和(自身を除く): 10122679

約数列:

[1, 5, 7, 13, 35, 65, 91, 97, 455, 463, 485, 679, 1261, 2315, 3241, 3395, 6019, 6305, 8827, 16205, 30095, 42133, 44135, 44911, 210665, 224555, 314377, 583843, 1571885, 2919215, 4086901, 20434505]

約数ペア:

[(1, 20434505), (5, 4086901), (7, 2919215), (13, 1571885), (35, 583843), (65, 314377), (91, 224555), (97, 210665), (455, 44911), (463, 44135), (485, 42133), (679, 30095), (1261, 16205), (2315, 8827), (3241, 6305), (3395, 6019)]