74136784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{243871}}^1$

素因数の和:243898

約数の個数: 20

約数和(自身を含む): 151200640

約数和(自身を除く): 77063856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 243871, 487742, 975484, 1950968, 3901936, 4633549, 9267098, 18534196, 37068392, 74136784]

約数ペア:

[(1, 74136784), (2, 37068392), (4, 18534196), (8, 9267098), (16, 4633549), (19, 3901936), (38, 1950968), (76, 975484), (152, 487742), (304, 243871)]