19847096

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3529}}^1$

素因数の和:3591

約数の個数: 32

約数和(自身を含む): 40242000

約数和(自身を除く): 20394904

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 3529, 5624, 7058, 14116, 28232, 67051, 130573, 134102, 261146, 268204, 522292, 536408, 1044584, 2480887, 4961774, 9923548, 19847096]

約数ペア:

[(1, 19847096), (2, 9923548), (4, 4961774), (8, 2480887), (19, 1044584), (37, 536408), (38, 522292), (74, 268204), (76, 261146), (148, 134102), (152, 130573), (296, 67051), (703, 28232), (1406, 14116), (2812, 7058), (3529, 5624)]