20004644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23929}}^1$

素因数の和:23963

約数の個数: 24

約数和(自身を含む): 40202400

約数和(自身を除く): 20197756

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 23929, 47858, 95716, 263219, 454651, 526438, 909302, 1052876, 1818604, 5001161, 10002322, 20004644]

約数ペア:

[(1, 20004644), (2, 10002322), (4, 5001161), (11, 1818604), (19, 1052876), (22, 909302), (38, 526438), (44, 454651), (76, 263219), (209, 95716), (418, 47858), (836, 23929)]