16945264

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7963}}^1$

素因数の和:7997

約数の個数: 40

約数和(自身を含む): 39501440

約数和(自身を除く): 22556176

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 7963, 15926, 31852, 55741, 63704, 111482, 127408, 151297, 222964, 302594, 445928, 605188, 891856, 1059079, 1210376, 2118158, 2420752, 4236316, 8472632, 16945264]

約数ペア:

[(1, 16945264), (2, 8472632), (4, 4236316), (7, 2420752), (8, 2118158), (14, 1210376), (16, 1059079), (19, 891856), (28, 605188), (38, 445928), (56, 302594), (76, 222964), (112, 151297), (133, 127408), (152, 111482), (266, 63704), (304, 55741), (532, 31852), (1064, 15926), (2128, 7963)]