18407986

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1\times {\mathrm{809}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 28615680

約数和(自身を除く): 10207694

約数列:

[1, 2, 31, 62, 367, 734, 809, 1618, 11377, 22754, 25079, 50158, 296903, 593806, 9203993, 18407986]

約数ペア:

[(1, 18407986), (2, 9203993), (31, 593806), (62, 296903), (367, 50158), (734, 25079), (809, 22754), (1618, 11377)]