19349772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1747}}^1$

素因数の和:1838

約数の個数: 48

約数和(自身を含む): 49335552

約数和(自身を除く): 29985780

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1747, 1846, 2769, 3494, 3692, 5241, 5538, 6988, 10482, 11076, 20964, 22711, 45422, 68133, 90844, 124037, 136266, 248074, 272532, 372111, 496148, 744222, 1488444, 1612481, 3224962, 4837443, 6449924, 9674886, 19349772]

約数ペア:

[(1, 19349772), (2, 9674886), (3, 6449924), (4, 4837443), (6, 3224962), (12, 1612481), (13, 1488444), (26, 744222), (39, 496148), (52, 372111), (71, 272532), (78, 248074), (142, 136266), (156, 124037), (213, 90844), (284, 68133), (426, 45422), (852, 22711), (923, 20964), (1747, 11076), (1846, 10482), (2769, 6988), (3494, 5538), (3692, 5241)]