19655246

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1451}}^1$

素因数の和:1987

約数の個数: 16

約数和(自身を含む): 31833648

約数和(自身を除く): 12178402

約数列:

[1, 2, 13, 26, 521, 1042, 1451, 2902, 6773, 13546, 18863, 37726, 755971, 1511942, 9827623, 19655246]

約数ペア:

[(1, 19655246), (2, 9827623), (13, 1511942), (26, 755971), (521, 37726), (1042, 18863), (1451, 13546), (2902, 6773)]