19180314

素因数分解:

$2^1\times 3^4\times {\mathrm{197}}^1\times {\mathrm{601}}^1$

素因数の和:812

約数の個数: 40

約数和(自身を含む): 43268148

約数和(自身を除く): 24087834

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 197, 394, 591, 601, 1182, 1202, 1773, 1803, 3546, 3606, 5319, 5409, 10638, 10818, 15957, 16227, 31914, 32454, 48681, 97362, 118397, 236794, 355191, 710382, 1065573, 2131146, 3196719, 6393438, 9590157, 19180314]

約数ペア:

[(1, 19180314), (2, 9590157), (3, 6393438), (6, 3196719), (9, 2131146), (18, 1065573), (27, 710382), (54, 355191), (81, 236794), (162, 118397), (197, 97362), (394, 48681), (591, 32454), (601, 31914), (1182, 16227), (1202, 15957), (1773, 10818), (1803, 10638), (3546, 5409), (3606, 5319)]