19419588

素因数分解:

$2^2\times 3^5\times {\mathrm{19979}}^1$

素因数の和:19998

約数の個数: 36

約数和(自身を含む): 50909040

約数和(自身を除く): 31489452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 19979, 39958, 59937, 79916, 119874, 179811, 239748, 359622, 539433, 719244, 1078866, 1618299, 2157732, 3236598, 4854897, 6473196, 9709794, 19419588]

約数ペア:

[(1, 19419588), (2, 9709794), (3, 6473196), (4, 4854897), (6, 3236598), (9, 2157732), (12, 1618299), (18, 1078866), (27, 719244), (36, 539433), (54, 359622), (81, 239748), (108, 179811), (162, 119874), (243, 79916), (324, 59937), (486, 39958), (972, 19979)]