16431122020

素因数分解:

$2^2\times 5^1\times {\mathrm{25561}}^1\times {\mathrm{32141}}^1$

素因数の和:57711

約数の個数: 24

約数和(自身を含む): 34507779768

約数和(自身を除く): 18076657748

約数列:

[1, 2, 4, 5, 10, 20, 25561, 32141, 51122, 64282, 102244, 127805, 128564, 160705, 255610, 321410, 511220, 642820, 821556101, 1643112202, 3286224404, 4107780505, 8215561010, 16431122020]

約数ペア:

[(1, 16431122020), (2, 8215561010), (4, 4107780505), (5, 3286224404), (10, 1643112202), (20, 821556101), (25561, 642820), (32141, 511220), (51122, 321410), (64282, 255610), (102244, 160705), (127805, 128564)]