18787236

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{120431}}^1$

素因数の和:120451

約数の個数: 24

約数和(自身を含む): 47209344

約数和(自身を除く): 28422108

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 120431, 240862, 361293, 481724, 722586, 1445172, 1565603, 3131206, 4696809, 6262412, 9393618, 18787236]

約数ペア:

[(1, 18787236), (2, 9393618), (3, 6262412), (4, 4696809), (6, 3131206), (12, 1565603), (13, 1445172), (26, 722586), (39, 481724), (52, 361293), (78, 240862), (156, 120431)]