219610084

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{229}}^1\times {\mathrm{1217}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 388274040

約数和(自身を除く): 168663956

約数列:

[1, 2, 4, 197, 229, 394, 458, 788, 916, 1217, 2434, 4868, 45113, 90226, 180452, 239749, 278693, 479498, 557386, 958996, 1114772, 54902521, 109805042, 219610084]

約数ペア:

[(1, 219610084), (2, 109805042), (4, 54902521), (197, 1114772), (229, 958996), (394, 557386), (458, 479498), (788, 278693), (916, 239749), (1217, 180452), (2434, 90226), (4868, 45113)]