199781964

素因数分解:

$2^2\times 3^5\times {\mathrm{205537}}^1$

素因数の和:205556

約数の個数: 36

約数和(自身を含む): 523710824

約数和(自身を除く): 323928860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 205537, 411074, 616611, 822148, 1233222, 1849833, 2466444, 3699666, 5549499, 7399332, 11098998, 16648497, 22197996, 33296994, 49945491, 66593988, 99890982, 199781964]

約数ペア:

[(1, 199781964), (2, 99890982), (3, 66593988), (4, 49945491), (6, 33296994), (9, 22197996), (12, 16648497), (18, 11098998), (27, 7399332), (36, 5549499), (54, 3699666), (81, 2466444), (108, 1849833), (162, 1233222), (243, 822148), (324, 616611), (486, 411074), (972, 205537)]