19223199

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 28473120

約数和(自身を除く): 9249921

約数列:

[1, 3, 9, 89, 103, 233, 267, 309, 699, 801, 927, 2097, 9167, 20737, 23999, 27501, 62211, 71997, 82503, 186633, 215991, 2135911, 6407733, 19223199]

約数ペア:

[(1, 19223199), (3, 6407733), (9, 2135911), (89, 215991), (103, 186633), (233, 82503), (267, 71997), (309, 62211), (699, 27501), (801, 23999), (927, 20737), (2097, 9167)]