178952812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{20089}}^1$

素因数の和:20241

約数の個数: 24

約数和(自身を含む): 334136880

約数和(自身を除く): 155184068

約数列:

[1, 2, 4, 17, 34, 68, 131, 262, 524, 2227, 4454, 8908, 20089, 40178, 80356, 341513, 683026, 1366052, 2631659, 5263318, 10526636, 44738203, 89476406, 178952812]

約数ペア:

[(1, 178952812), (2, 89476406), (4, 44738203), (17, 10526636), (34, 5263318), (68, 2631659), (131, 1366052), (262, 683026), (524, 341513), (2227, 80356), (4454, 40178), (8908, 20089)]