664276936

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1439}}^1\times {\mathrm{3037}}^1$

素因数の和:4501

約数の個数: 32

約数和(自身を含む): 1312416000

約数和(自身を除く): 648139064

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1439, 2878, 3037, 5756, 6074, 11512, 12148, 24296, 27341, 54682, 57703, 109364, 115406, 218728, 230812, 461624, 4370243, 8740486, 17480972, 34961944, 83034617, 166069234, 332138468, 664276936]

約数ペア:

[(1, 664276936), (2, 332138468), (4, 166069234), (8, 83034617), (19, 34961944), (38, 17480972), (76, 8740486), (152, 4370243), (1439, 461624), (2878, 230812), (3037, 218728), (5756, 115406), (6074, 109364), (11512, 57703), (12148, 54682), (24296, 27341)]