19860362

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4451}}^1$

素因数の和:4573

約数の個数: 16

約数和(自身を含む): 31413312

約数和(自身を除く): 11552950

約数列:

[1, 2, 23, 46, 97, 194, 2231, 4451, 4462, 8902, 102373, 204746, 431747, 863494, 9930181, 19860362]

約数ペア:

[(1, 19860362), (2, 9930181), (23, 863494), (46, 431747), (97, 204746), (194, 102373), (2231, 8902), (4451, 4462)]