20168408082

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1\times {\mathrm{2503}}^1$

素因数の和:3123

約数の個数: 64

約数和(自身を含む): 43050610944

約数和(自身を除く): 22882202862

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 197, 394, 401, 591, 802, 1182, 1203, 2406, 2503, 3349, 5006, 6698, 6817, 7509, 10047, 13634, 15018, 20094, 20451, 40902, 42551, 78997, 85102, 127653, 157994, 236991, 255306, 473982, 493091, 986182, 1003703, 1342949, 1479273, 2007406, 2685898, 2958546, 3011109, 4028847, 6022218, 8057694, 8382547, 16765094, 17062951, 25147641, 34125902, 50295282, 51188853, 102377706, 197729491, 395458982, 593188473, 1186376946, 3361401347, 6722802694, 10084204041, 20168408082]

約数ペア:

[(1, 20168408082), (2, 10084204041), (3, 6722802694), (6, 3361401347), (17, 1186376946), (34, 593188473), (51, 395458982), (102, 197729491), (197, 102377706), (394, 51188853), (401, 50295282), (591, 34125902), (802, 25147641), (1182, 17062951), (1203, 16765094), (2406, 8382547), (2503, 8057694), (3349, 6022218), (5006, 4028847), (6698, 3011109), (6817, 2958546), (7509, 2685898), (10047, 2007406), (13634, 1479273), (15018, 1342949), (20094, 1003703), (20451, 986182), (40902, 493091), (42551, 473982), (78997, 255306), (85102, 236991), (127653, 157994)]