20889504

素因数分解:

$2^5\times 3^2\times {\mathrm{72533}}^1$

素因数の和:72549

約数の個数: 36

約数和(自身を含む): 59405346

約数和(自身を除く): 38515842

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 72533, 145066, 217599, 290132, 435198, 580264, 652797, 870396, 1160528, 1305594, 1740792, 2321056, 2611188, 3481584, 5222376, 6963168, 10444752, 20889504]

約数ペア:

[(1, 20889504), (2, 10444752), (3, 6963168), (4, 5222376), (6, 3481584), (8, 2611188), (9, 2321056), (12, 1740792), (16, 1305594), (18, 1160528), (24, 870396), (32, 652797), (36, 580264), (48, 435198), (72, 290132), (96, 217599), (144, 145066), (288, 72533)]