18687146

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{13291}}^1$

素因数の和:13349

約数の個数: 16

約数和(自身を含む): 30305760

約数和(自身を除く): 11618614

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 13291, 26582, 252529, 491767, 505058, 983534, 9343573, 18687146]

約数ペア:

[(1, 18687146), (2, 9343573), (19, 983534), (37, 505058), (38, 491767), (74, 252529), (703, 26582), (1406, 13291)]