19691316

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4447}}^1$

素因数の和:4501

約数の個数: 48

約数和(自身を含む): 52308480

約数和(自身を除く): 32617164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4428, 4447, 8894, 13341, 17788, 26682, 40023, 53364, 80046, 120069, 160092, 182327, 240138, 364654, 480276, 546981, 729308, 1093962, 1640943, 2187924, 3281886, 4922829, 6563772, 9845658, 19691316]

約数ペア:

[(1, 19691316), (2, 9845658), (3, 6563772), (4, 4922829), (6, 3281886), (9, 2187924), (12, 1640943), (18, 1093962), (27, 729308), (36, 546981), (41, 480276), (54, 364654), (82, 240138), (108, 182327), (123, 160092), (164, 120069), (246, 80046), (369, 53364), (492, 40023), (738, 26682), (1107, 17788), (1476, 13341), (2214, 8894), (4428, 4447)]