19028015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{9733}}^1$

素因数の和:9778

約数の個数: 16

約数和(自身を含む): 25230528

約数和(自身を除く): 6202513

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 9733, 48665, 165461, 223859, 827305, 1119295, 3805603, 19028015]

約数ペア:

[(1, 19028015), (5, 3805603), (17, 1119295), (23, 827305), (85, 223859), (115, 165461), (391, 48665), (1955, 9733)]