18878722

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4231}}^1$

素因数の和:4353

約数の個数: 16

約数和(自身を含む): 29860992

約数和(自身を除く): 10982270

約数列:

[1, 2, 23, 46, 97, 194, 2231, 4231, 4462, 8462, 97313, 194626, 410407, 820814, 9439361, 18878722]

約数ペア:

[(1, 18878722), (2, 9439361), (23, 820814), (46, 410407), (97, 194626), (194, 97313), (2231, 8462), (4231, 4462)]