18468994

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 30030336

約数和(自身を除く): 11561342

約数列:

[1, 2, 31, 37, 62, 74, 83, 97, 166, 194, 1147, 2294, 2573, 3007, 3071, 3589, 5146, 6014, 6142, 7178, 8051, 16102, 95201, 111259, 190402, 222518, 249581, 297887, 499162, 595774, 9234497, 18468994]

約数ペア:

[(1, 18468994), (2, 9234497), (31, 595774), (37, 499162), (62, 297887), (74, 249581), (83, 222518), (97, 190402), (166, 111259), (194, 95201), (1147, 16102), (2294, 8051), (2573, 7178), (3007, 6142), (3071, 6014), (3589, 5146)]