16954004

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:300

約数の個数: 36

約数和(自身を含む): 32004000

約数和(自身を除く): 15049996

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 199, 236, 361, 398, 722, 796, 1121, 1444, 2242, 3781, 4484, 7562, 11741, 15124, 21299, 23482, 42598, 46964, 71839, 85196, 143678, 223079, 287356, 446158, 892316, 4238501, 8477002, 16954004]

約数ペア:

[(1, 16954004), (2, 8477002), (4, 4238501), (19, 892316), (38, 446158), (59, 287356), (76, 223079), (118, 143678), (199, 85196), (236, 71839), (361, 46964), (398, 42598), (722, 23482), (796, 21299), (1121, 15124), (1444, 11741), (2242, 7562), (3781, 4484)]