18909816

素因数分解:

$2^3\times 3^1\times {\mathrm{617}}^1\times {\mathrm{1277}}^1$

素因数の和:1903

約数の個数: 32

約数和(自身を含む): 47388240

約数和(自身を除く): 28478424

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 617, 1234, 1277, 1851, 2468, 2554, 3702, 3831, 4936, 5108, 7404, 7662, 10216, 14808, 15324, 30648, 787909, 1575818, 2363727, 3151636, 4727454, 6303272, 9454908, 18909816]

約数ペア:

[(1, 18909816), (2, 9454908), (3, 6303272), (4, 4727454), (6, 3151636), (8, 2363727), (12, 1575818), (24, 787909), (617, 30648), (1234, 15324), (1277, 14808), (1851, 10216), (2468, 7662), (2554, 7404), (3702, 5108), (3831, 4936)]