30450128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{111949}}^1$

素因数の和:111974

約数の個数: 20

約数和(自身を含む): 62468100

約数和(自身を除く): 32017972

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 111949, 223898, 447796, 895592, 1791184, 1903133, 3806266, 7612532, 15225064, 30450128]

約数ペア:

[(1, 30450128), (2, 15225064), (4, 7612532), (8, 3806266), (16, 1903133), (17, 1791184), (34, 895592), (68, 447796), (136, 223898), (272, 111949)]