18893973

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29023}}^1$

素因数の和:29064

約数の個数: 16

約数和(自身を含む): 29720576

約数和(自身を除く): 10826603

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 29023, 87069, 203161, 609483, 899713, 2699139, 6297991, 18893973]

約数ペア:

[(1, 18893973), (3, 6297991), (7, 2699139), (21, 899713), (31, 609483), (93, 203161), (217, 87069), (651, 29023)]