20997030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{1213}}^1$

素因数の和:1800

約数の個数: 32

約数和(自身を含む): 50521824

約数和(自身を除く): 29524794

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 577, 1154, 1213, 1731, 2426, 2885, 3462, 3639, 5770, 6065, 7278, 8655, 12130, 17310, 18195, 36390, 699901, 1399802, 2099703, 3499505, 4199406, 6999010, 10498515, 20997030]

約数ペア:

[(1, 20997030), (2, 10498515), (3, 6999010), (5, 4199406), (6, 3499505), (10, 2099703), (15, 1399802), (30, 699901), (577, 36390), (1154, 18195), (1213, 17310), (1731, 12130), (2426, 8655), (2885, 7278), (3462, 6065), (3639, 5770)]