15957872

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7499}}^1$

素因数の和:7533

約数の個数: 40

約数和(自身を含む): 37200000

約数和(自身を除く): 21242128

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 7499, 14998, 29996, 52493, 59992, 104986, 119984, 142481, 209972, 284962, 419944, 569924, 839888, 997367, 1139848, 1994734, 2279696, 3989468, 7978936, 15957872]

約数ペア:

[(1, 15957872), (2, 7978936), (4, 3989468), (7, 2279696), (8, 1994734), (14, 1139848), (16, 997367), (19, 839888), (28, 569924), (38, 419944), (56, 284962), (76, 209972), (112, 142481), (133, 119984), (152, 104986), (266, 59992), (304, 52493), (532, 29996), (1064, 14998), (2128, 7499)]