20739348

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{3919}}^1$

素因数の和:3946

約数の個数: 72

約数和(自身を含む): 62563200

約数和(自身を除く): 41823852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 3919, 5292, 7838, 11757, 15676, 23514, 27433, 35271, 47028, 54866, 70542, 82299, 105813, 109732, 141084, 164598, 192031, 211626, 246897, 329196, 384062, 423252, 493794, 576093, 740691, 768124, 987588, 1152186, 1481382, 1728279, 2304372, 2962764, 3456558, 5184837, 6913116, 10369674, 20739348]

約数ペア:

[(1, 20739348), (2, 10369674), (3, 6913116), (4, 5184837), (6, 3456558), (7, 2962764), (9, 2304372), (12, 1728279), (14, 1481382), (18, 1152186), (21, 987588), (27, 768124), (28, 740691), (36, 576093), (42, 493794), (49, 423252), (54, 384062), (63, 329196), (84, 246897), (98, 211626), (108, 192031), (126, 164598), (147, 141084), (189, 109732), (196, 105813), (252, 82299), (294, 70542), (378, 54866), (441, 47028), (588, 35271), (756, 27433), (882, 23514), (1323, 15676), (1764, 11757), (2646, 7838), (3919, 5292)]