20001476894

素因数分解:

$2^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1299979}}^1$

素因数の和:1300152

約数の個数: 24

約数和(自身を含む): 35122859640

約数和(自身を除く): 15121382746

約数列:

[1, 2, 7, 14, 49, 98, 157, 314, 1099, 2198, 7693, 15386, 1299979, 2599958, 9099853, 18199706, 63698971, 127397942, 204096703, 408193406, 1428676921, 2857353842, 10000738447, 20001476894]

約数ペア:

[(1, 20001476894), (2, 10000738447), (7, 2857353842), (14, 1428676921), (49, 408193406), (98, 204096703), (157, 127397942), (314, 63698971), (1099, 18199706), (2198, 9099853), (7693, 2599958), (15386, 1299979)]