201819830

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{2741}}^1$

素因数の和:2984

約数の個数: 32

約数和(自身を含む): 375105600

約数和(自身を除く): 173285770

約数列:

[1, 2, 5, 10, 37, 74, 185, 199, 370, 398, 995, 1990, 2741, 5482, 7363, 13705, 14726, 27410, 36815, 73630, 101417, 202834, 507085, 545459, 1014170, 1090918, 2727295, 5454590, 20181983, 40363966, 100909915, 201819830]

約数ペア:

[(1, 201819830), (2, 100909915), (5, 40363966), (10, 20181983), (37, 5454590), (74, 2727295), (185, 1090918), (199, 1014170), (370, 545459), (398, 507085), (995, 202834), (1990, 101417), (2741, 73630), (5482, 36815), (7363, 27410), (13705, 14726)]