20123409590

素因数分解:

$2^1\times 5^1\times {\mathrm{8753}}^1\times {\mathrm{229903}}^1$

素因数の和:238663

約数の個数: 16

約数和(自身を含む): 36226433088

約数和(自身を除く): 16103023498

約数列:

[1, 2, 5, 10, 8753, 17506, 43765, 87530, 229903, 459806, 1149515, 2299030, 2012340959, 4024681918, 10061704795, 20123409590]

約数ペア:

[(1, 20123409590), (2, 10061704795), (5, 4024681918), (10, 2012340959), (8753, 2299030), (17506, 1149515), (43765, 459806), (87530, 229903)]