19740392

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18553}}^1$

素因数の和:18585

約数の個数: 32

約数和(自身を含む): 44529600

約数和(自身を除く): 24789208

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18553, 37106, 74212, 129871, 148424, 259742, 352507, 519484, 705014, 1038968, 1410028, 2467549, 2820056, 4935098, 9870196, 19740392]

約数ペア:

[(1, 19740392), (2, 9870196), (4, 4935098), (7, 2820056), (8, 2467549), (14, 1410028), (19, 1038968), (28, 705014), (38, 519484), (56, 352507), (76, 259742), (133, 148424), (152, 129871), (266, 74212), (532, 37106), (1064, 18553)]