17669456

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1997}}^1$

素因数の和:2091

約数の個数: 40

約数和(自身を含む): 39640320

約数和(自身を除く): 21970864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 1997, 2212, 3994, 4424, 7988, 8848, 13979, 15976, 27958, 31952, 55916, 111832, 157763, 223664, 315526, 631052, 1104341, 1262104, 2208682, 2524208, 4417364, 8834728, 17669456]

約数ペア:

[(1, 17669456), (2, 8834728), (4, 4417364), (7, 2524208), (8, 2208682), (14, 1262104), (16, 1104341), (28, 631052), (56, 315526), (79, 223664), (112, 157763), (158, 111832), (316, 55916), (553, 31952), (632, 27958), (1106, 15976), (1264, 13979), (1997, 8848), (2212, 7988), (3994, 4424)]