20934774

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{18461}}^1$

素因数の和:18482

約数の個数: 40

約数和(自身を含む): 53613648

約数和(自身を除く): 32678874

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 18461, 36922, 55383, 110766, 129227, 166149, 258454, 332298, 387681, 498447, 775362, 996894, 1163043, 1495341, 2326086, 2990682, 3489129, 6978258, 10467387, 20934774]

約数ペア:

[(1, 20934774), (2, 10467387), (3, 6978258), (6, 3489129), (7, 2990682), (9, 2326086), (14, 1495341), (18, 1163043), (21, 996894), (27, 775362), (42, 498447), (54, 387681), (63, 332298), (81, 258454), (126, 166149), (162, 129227), (189, 110766), (378, 55383), (567, 36922), (1134, 18461)]