20319148

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2281}}^1$

素因数の和:2433

約数の個数: 24

約数和(自身を含む): 37954224

約数和(自身を除く): 17635076

約数列:

[1, 2, 4, 17, 34, 68, 131, 262, 524, 2227, 2281, 4454, 4562, 8908, 9124, 38777, 77554, 155108, 298811, 597622, 1195244, 5079787, 10159574, 20319148]

約数ペア:

[(1, 20319148), (2, 10159574), (4, 5079787), (17, 1195244), (34, 597622), (68, 298811), (131, 155108), (262, 77554), (524, 38777), (2227, 9124), (2281, 8908), (4454, 4562)]