18804943994

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{487099}}^1$

素因数の和:487397

約数の個数: 16

約数和(自身を含む): 28641480000

約数和(自身を除く): 9836536006

約数列:

[1, 2, 97, 194, 199, 398, 19303, 38606, 487099, 974198, 47248603, 94497206, 96932701, 193865402, 9402471997, 18804943994]

約数ペア:

[(1, 18804943994), (2, 9402471997), (97, 193865402), (194, 96932701), (199, 94497206), (398, 47248603), (19303, 974198), (38606, 487099)]