19602518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{4993}}^1$

素因数の和:5159

約数の個数: 16

約数和(自身を含む): 31881696

約数和(自身を除く): 12279178

約数列:

[1, 2, 13, 26, 151, 302, 1963, 3926, 4993, 9986, 64909, 129818, 753943, 1507886, 9801259, 19602518]

約数ペア:

[(1, 19602518), (2, 9801259), (13, 1507886), (26, 753943), (151, 129818), (302, 64909), (1963, 9986), (3926, 4993)]