19954914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{12841}}^1$

素因数の和:12890

約数の個数: 32

約数和(自身を含む): 46847616

約数和(自身を除く): 26892702

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 12841, 25682, 38523, 77046, 89887, 179774, 269661, 475117, 539322, 950234, 1425351, 2850702, 3325819, 6651638, 9977457, 19954914]

約数ペア:

[(1, 19954914), (2, 9977457), (3, 6651638), (6, 3325819), (7, 2850702), (14, 1425351), (21, 950234), (37, 539322), (42, 475117), (74, 269661), (111, 179774), (222, 89887), (259, 77046), (518, 38523), (777, 25682), (1554, 12841)]