19087563

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 28788480

約数和(自身を除く): 9700917

約数列:

[1, 3, 11, 33, 67, 89, 97, 201, 267, 291, 737, 979, 1067, 2211, 2937, 3201, 5963, 6499, 8633, 17889, 19497, 25899, 65593, 71489, 94963, 196779, 214467, 284889, 578411, 1735233, 6362521, 19087563]

約数ペア:

[(1, 19087563), (3, 6362521), (11, 1735233), (33, 578411), (67, 284889), (89, 214467), (97, 196779), (201, 94963), (267, 71489), (291, 65593), (737, 25899), (979, 19497), (1067, 17889), (2211, 8633), (2937, 6499), (3201, 5963)]