18518868

素因数分解:

$2^2\times 3^4\times {\mathrm{61}}^1\times {\mathrm{937}}^1$

素因数の和:1014

約数の個数: 60

約数和(自身を含む): 49258132

約数和(自身を除く): 30739264

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 81, 108, 122, 162, 183, 244, 324, 366, 549, 732, 937, 1098, 1647, 1874, 2196, 2811, 3294, 3748, 4941, 5622, 6588, 8433, 9882, 11244, 16866, 19764, 25299, 33732, 50598, 57157, 75897, 101196, 114314, 151794, 171471, 228628, 303588, 342942, 514413, 685884, 1028826, 1543239, 2057652, 3086478, 4629717, 6172956, 9259434, 18518868]

約数ペア:

[(1, 18518868), (2, 9259434), (3, 6172956), (4, 4629717), (6, 3086478), (9, 2057652), (12, 1543239), (18, 1028826), (27, 685884), (36, 514413), (54, 342942), (61, 303588), (81, 228628), (108, 171471), (122, 151794), (162, 114314), (183, 101196), (244, 75897), (324, 57157), (366, 50598), (549, 33732), (732, 25299), (937, 19764), (1098, 16866), (1647, 11244), (1874, 9882), (2196, 8433), (2811, 6588), (3294, 5622), (3748, 4941)]