20291208405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3517}}^1\times {\mathrm{29587}}^1$

素因数の和:33125

約数の個数: 32

約数和(自身を含む): 34974436224

約数和(自身を除く): 14683227819

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 3517, 10551, 17585, 29587, 45721, 52755, 88761, 137163, 147935, 228605, 384631, 443805, 685815, 1153893, 1923155, 5769465, 104057479, 312172437, 520287395, 1352747227, 1560862185, 4058241681, 6763736135, 20291208405]

約数ペア:

[(1, 20291208405), (3, 6763736135), (5, 4058241681), (13, 1560862185), (15, 1352747227), (39, 520287395), (65, 312172437), (195, 104057479), (3517, 5769465), (10551, 1923155), (17585, 1153893), (29587, 685815), (45721, 443805), (52755, 384631), (88761, 228605), (137163, 147935)]