18579574

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 31116960

約数和(自身を除く): 12537386

約数列:

[1, 2, 13, 26, 53, 97, 106, 139, 194, 278, 689, 1261, 1378, 1807, 2522, 3614, 5141, 7367, 10282, 13483, 14734, 26966, 66833, 95771, 133666, 175279, 191542, 350558, 714599, 1429198, 9289787, 18579574]

約数ペア:

[(1, 18579574), (2, 9289787), (13, 1429198), (26, 714599), (53, 350558), (97, 191542), (106, 175279), (139, 133666), (194, 95771), (278, 66833), (689, 26966), (1261, 14734), (1378, 13483), (1807, 10282), (2522, 7367), (3614, 5141)]