9985444

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4007}}^1$

素因数の和:4107

約数の個数: 24

約数和(自身を含む): 20200320

約数和(自身を除く): 10214876

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 4007, 8014, 16028, 28049, 56098, 112196, 356623, 713246, 1426492, 2496361, 4992722, 9985444]

約数ペア:

[(1, 9985444), (2, 4992722), (4, 2496361), (7, 1426492), (14, 713246), (28, 356623), (89, 112196), (178, 56098), (356, 28049), (623, 16028), (1246, 8014), (2492, 4007)]