19493883

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1237}}^1$

素因数の和:1363

約数の個数: 24

約数和(自身を含む): 30127968

約数和(自身を除く): 10634085

約数列:

[1, 3, 9, 17, 51, 103, 153, 309, 927, 1237, 1751, 3711, 5253, 11133, 15759, 21029, 63087, 127411, 189261, 382233, 1146699, 2165987, 6497961, 19493883]

約数ペア:

[(1, 19493883), (3, 6497961), (9, 2165987), (17, 1146699), (51, 382233), (103, 189261), (153, 127411), (309, 63087), (927, 21029), (1237, 15759), (1751, 11133), (3711, 5253)]