16646944

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 35271936

約数和(自身を除く): 18624992

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 71, 136, 142, 272, 284, 431, 544, 568, 862, 1136, 1207, 1724, 2272, 2414, 3448, 4828, 6896, 7327, 9656, 13792, 14654, 19312, 29308, 30601, 38624, 58616, 61202, 117232, 122404, 234464, 244808, 489616, 520217, 979232, 1040434, 2080868, 4161736, 8323472, 16646944]

約数ペア:

[(1, 16646944), (2, 8323472), (4, 4161736), (8, 2080868), (16, 1040434), (17, 979232), (32, 520217), (34, 489616), (68, 244808), (71, 234464), (136, 122404), (142, 117232), (272, 61202), (284, 58616), (431, 38624), (544, 30601), (568, 29308), (862, 19312), (1136, 14654), (1207, 13792), (1724, 9656), (2272, 7327), (2414, 6896), (3448, 4828)]