19474401

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{997}}^1$

素因数の和:1400

約数の個数: 16

約数和(自身を含む): 27592704

約数和(自身を除く): 8118303

約数列:

[1, 3, 17, 51, 383, 997, 1149, 2991, 6511, 16949, 19533, 50847, 381851, 1145553, 6491467, 19474401]

約数ペア:

[(1, 19474401), (3, 6491467), (17, 1145553), (51, 381851), (383, 50847), (997, 19533), (1149, 16949), (2991, 6511)]