16919148

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 42112224

約数和(自身を除く): 25193076

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 197, 204, 394, 421, 591, 788, 842, 1182, 1263, 1684, 2364, 2526, 3349, 5052, 6698, 7157, 10047, 13396, 14314, 20094, 21471, 28628, 40188, 42942, 82937, 85884, 165874, 248811, 331748, 497622, 995244, 1409929, 2819858, 4229787, 5639716, 8459574, 16919148]

約数ペア:

[(1, 16919148), (2, 8459574), (3, 5639716), (4, 4229787), (6, 2819858), (12, 1409929), (17, 995244), (34, 497622), (51, 331748), (68, 248811), (102, 165874), (197, 85884), (204, 82937), (394, 42942), (421, 40188), (591, 28628), (788, 21471), (842, 20094), (1182, 14314), (1263, 13396), (1684, 10047), (2364, 7157), (2526, 6698), (3349, 5052)]