19154355

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4003}}^1$

素因数の和:4051

約数の個数: 32

約数和(自身を含む): 34594560

約数和(自身を除く): 15440205

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4003, 4785, 12009, 20015, 44033, 60045, 116087, 132099, 220165, 348261, 580435, 660495, 1276957, 1741305, 3830871, 6384785, 19154355]

約数ペア:

[(1, 19154355), (3, 6384785), (5, 3830871), (11, 1741305), (15, 1276957), (29, 660495), (33, 580435), (55, 348261), (87, 220165), (145, 132099), (165, 116087), (319, 60045), (435, 44033), (957, 20015), (1595, 12009), (4003, 4785)]