20937586

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1697}}^1$

素因数の和:1929

約数の個数: 16

約数和(自身を含む): 32601600

約数和(自身を除く): 11664014

約数列:

[1, 2, 31, 62, 199, 398, 1697, 3394, 6169, 12338, 52607, 105214, 337703, 675406, 10468793, 20937586]

約数ペア:

[(1, 20937586), (2, 10468793), (31, 675406), (62, 337703), (199, 105214), (398, 52607), (1697, 12338), (3394, 6169)]