18515735892

素因数分解:

$2^2\times 3^5\times {\mathrm{127}}^1\times {\mathrm{149993}}^1$

素因数の和:150139

約数の個数: 72

約数和(自身を含む): 48919643136

約数和(自身を除く): 30403907244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 127, 162, 243, 254, 324, 381, 486, 508, 762, 972, 1143, 1524, 2286, 3429, 4572, 6858, 10287, 13716, 20574, 30861, 41148, 61722, 123444, 149993, 299986, 449979, 599972, 899958, 1349937, 1799916, 2699874, 4049811, 5399748, 8099622, 12149433, 16199244, 19049111, 24298866, 36448299, 38098222, 48597732, 57147333, 72896598, 76196444, 114294666, 145793196, 171441999, 228589332, 342883998, 514325997, 685767996, 1028651994, 1542977991, 2057303988, 3085955982, 4628933973, 6171911964, 9257867946, 18515735892]

約数ペア:

[(1, 18515735892), (2, 9257867946), (3, 6171911964), (4, 4628933973), (6, 3085955982), (9, 2057303988), (12, 1542977991), (18, 1028651994), (27, 685767996), (36, 514325997), (54, 342883998), (81, 228589332), (108, 171441999), (127, 145793196), (162, 114294666), (243, 76196444), (254, 72896598), (324, 57147333), (381, 48597732), (486, 38098222), (508, 36448299), (762, 24298866), (972, 19049111), (1143, 16199244), (1524, 12149433), (2286, 8099622), (3429, 5399748), (4572, 4049811), (6858, 2699874), (10287, 1799916), (13716, 1349937), (20574, 899958), (30861, 599972), (41148, 449979), (61722, 299986), (123444, 149993)]