206821072

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{133261}}^1$

素因数の和:133366

約数の個数: 20

約数和(自身を含む): 404849956

約数和(自身を除く): 198028884

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 133261, 266522, 533044, 1066088, 2132176, 12926317, 25852634, 51705268, 103410536, 206821072]

約数ペア:

[(1, 206821072), (2, 103410536), (4, 51705268), (8, 25852634), (16, 12926317), (97, 2132176), (194, 1066088), (388, 533044), (776, 266522), (1552, 133261)]