19800910563

素因数分解:

$3^1\times 7^1\times {\mathrm{62539}}^1\times {\mathrm{15077}}^1$

素因数の和:77626

約数の個数: 16

約数和(自身を含む): 30175299840

約数和(自身を除く): 10374389277

約数列:

[1, 3, 7, 21, 15077, 45231, 62539, 105539, 187617, 316617, 437773, 1313319, 942900503, 2828701509, 6600303521, 19800910563]

約数ペア:

[(1, 19800910563), (3, 6600303521), (7, 2828701509), (21, 942900503), (15077, 1313319), (45231, 437773), (62539, 316617), (105539, 187617)]