20371120545

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{121441}}^1$

素因数の和:121713

約数の個数: 32

約数和(自身を含む): 33366432384

約数和(自身を除く): 12995311839

約数列:

[1, 3, 5, 15, 53, 159, 211, 265, 633, 795, 1055, 3165, 11183, 33549, 55915, 121441, 167745, 364323, 607205, 1821615, 6436373, 19309119, 25624051, 32181865, 76872153, 96545595, 128120255, 384360765, 1358074703, 4074224109, 6790373515, 20371120545]

約数ペア:

[(1, 20371120545), (3, 6790373515), (5, 4074224109), (15, 1358074703), (53, 384360765), (159, 128120255), (211, 96545595), (265, 76872153), (633, 32181865), (795, 25624051), (1055, 19309119), (3165, 6436373), (11183, 1821615), (33549, 607205), (55915, 364323), (121441, 167745)]