18336976

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1272

約数の個数: 60

約数和(自身を含む): 43538880

約数和(自身を除く): 25201904

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1231, 1862, 2128, 2462, 3724, 4924, 7448, 8617, 9848, 14896, 17234, 19696, 23389, 34468, 46778, 60319, 68936, 93556, 120638, 137872, 163723, 187112, 241276, 327446, 374224, 482552, 654892, 965104, 1146061, 1309784, 2292122, 2619568, 4584244, 9168488, 18336976]

約数ペア:

[(1, 18336976), (2, 9168488), (4, 4584244), (7, 2619568), (8, 2292122), (14, 1309784), (16, 1146061), (19, 965104), (28, 654892), (38, 482552), (49, 374224), (56, 327446), (76, 241276), (98, 187112), (112, 163723), (133, 137872), (152, 120638), (196, 93556), (266, 68936), (304, 60319), (392, 46778), (532, 34468), (784, 23389), (931, 19696), (1064, 17234), (1231, 14896), (1862, 9848), (2128, 8617), (2462, 7448), (3724, 4924)]