16578978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12503}}^1$

素因数の和:12538

約数の個数: 32

約数和(自身を含む): 37812096

約数和(自身を除く): 21233118

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 12503, 25006, 37509, 75018, 162539, 212551, 325078, 425102, 487617, 637653, 975234, 1275306, 2763163, 5526326, 8289489, 16578978]

約数ペア:

[(1, 16578978), (2, 8289489), (3, 5526326), (6, 2763163), (13, 1275306), (17, 975234), (26, 637653), (34, 487617), (39, 425102), (51, 325078), (78, 212551), (102, 162539), (221, 75018), (442, 37509), (663, 25006), (1326, 12503)]