1918103421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{78191}}^1$

素因数の和:78261

約数の個数: 32

約数和(自身を含む): 2995066368

約数和(自身を除く): 1076962947

約数列:

[1, 3, 13, 17, 37, 39, 51, 111, 221, 481, 629, 663, 1443, 1887, 8177, 24531, 78191, 234573, 1016483, 1329247, 2893067, 3049449, 3987741, 8679201, 17280211, 37609871, 49182139, 51840633, 112829613, 147546417, 639367807, 1918103421]

約数ペア:

[(1, 1918103421), (3, 639367807), (13, 147546417), (17, 112829613), (37, 51840633), (39, 49182139), (51, 37609871), (111, 17280211), (221, 8679201), (481, 3987741), (629, 3049449), (663, 2893067), (1443, 1329247), (1887, 1016483), (8177, 234573), (24531, 78191)]