28989808

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{18679}}^1$

素因数の和:18784

約数の個数: 20

約数和(自身を含む): 56749840

約数和(自身を除く): 27760032

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 18679, 37358, 74716, 149432, 298864, 1811863, 3623726, 7247452, 14494904, 28989808]

約数ペア:

[(1, 28989808), (2, 14494904), (4, 7247452), (8, 3623726), (16, 1811863), (97, 298864), (194, 149432), (388, 74716), (776, 37358), (1552, 18679)]