2019955570

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2269613}}^1$

素因数の和:2269709

約数の個数: 16

約数和(自身を含む): 3676774680

約数和(自身を除く): 1656819110

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2269613, 4539226, 11348065, 22696130, 201995557, 403991114, 1009977785, 2019955570]

約数ペア:

[(1, 2019955570), (2, 1009977785), (5, 403991114), (10, 201995557), (89, 22696130), (178, 11348065), (445, 4539226), (890, 2269613)]