19625650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2099}}^1$

素因数の和:2139

約数の個数: 48

約数和(自身を含む): 42184800

約数和(自身を除く): 22559150

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1870, 2099, 4198, 4675, 9350, 10495, 20990, 23089, 35683, 46178, 52475, 71366, 104950, 115445, 178415, 230890, 356830, 392513, 577225, 785026, 892075, 1154450, 1784150, 1962565, 3925130, 9812825, 19625650]

約数ペア:

[(1, 19625650), (2, 9812825), (5, 3925130), (10, 1962565), (11, 1784150), (17, 1154450), (22, 892075), (25, 785026), (34, 577225), (50, 392513), (55, 356830), (85, 230890), (110, 178415), (170, 115445), (187, 104950), (275, 71366), (374, 52475), (425, 46178), (550, 35683), (850, 23089), (935, 20990), (1870, 10495), (2099, 9350), (4198, 4675)]