201803921

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1439}}^1$

素因数の和:1541

約数の個数: 24

約数和(自身を含む): 237484800

約数和(自身を除く): 35680879

約数列:

[1, 11, 19, 61, 121, 209, 671, 1159, 1439, 2299, 7381, 12749, 15829, 27341, 87779, 140239, 174119, 300751, 965569, 1667801, 3308261, 10621259, 18345811, 201803921]

約数ペア:

[(1, 201803921), (11, 18345811), (19, 10621259), (61, 3308261), (121, 1667801), (209, 965569), (671, 300751), (1159, 174119), (1439, 140239), (2299, 87779), (7381, 27341), (12749, 15829)]