20485095

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 13383705

約数列:

[1, 3, 5, 15, 59, 79, 177, 237, 293, 295, 395, 879, 885, 1185, 1465, 4395, 4661, 13983, 17287, 23147, 23305, 51861, 69441, 69915, 86435, 115735, 259305, 347205, 1365673, 4097019, 6828365, 20485095]

約数ペア:

[(1, 20485095), (3, 6828365), (5, 4097019), (15, 1365673), (59, 347205), (79, 259305), (177, 115735), (237, 86435), (293, 69915), (295, 69441), (395, 51861), (879, 23305), (885, 23147), (1185, 17287), (1465, 13983), (4395, 4661)]