20037616

素因数分解:

$2^4\times {\mathrm{1019}}^1\times {\mathrm{1229}}^1$

素因数の和:2256

約数の個数: 20

約数和(自身を含む): 38892600

約数和(自身を除く): 18854984

約数列:

[1, 2, 4, 8, 16, 1019, 1229, 2038, 2458, 4076, 4916, 8152, 9832, 16304, 19664, 1252351, 2504702, 5009404, 10018808, 20037616]

約数ペア:

[(1, 20037616), (2, 10018808), (4, 5009404), (8, 2504702), (16, 1252351), (1019, 19664), (1229, 16304), (2038, 9832), (2458, 8152), (4076, 4916)]