20812806

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{165181}}^1$

素因数の和:165196

約数の個数: 24

約数和(自身を含む): 51536784

約数和(自身を除く): 30723978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 165181, 330362, 495543, 991086, 1156267, 1486629, 2312534, 2973258, 3468801, 6937602, 10406403, 20812806]

約数ペア:

[(1, 20812806), (2, 10406403), (3, 6937602), (6, 3468801), (7, 2973258), (9, 2312534), (14, 1486629), (18, 1156267), (21, 991086), (42, 495543), (63, 330362), (126, 165181)]