20190626864

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{457381}}^1$

素因数の和:457509

約数の個数: 40

約数和(自身を含む): 40835064960

約数和(自身を除く): 20644438096

約数列:

[1, 2, 4, 8, 16, 31, 62, 89, 124, 178, 248, 356, 496, 712, 1424, 2759, 5518, 11036, 22072, 44144, 457381, 914762, 1829524, 3659048, 7318096, 14178811, 28357622, 40706909, 56715244, 81413818, 113430488, 162827636, 226860976, 325655272, 651310544, 1261914179, 2523828358, 5047656716, 10095313432, 20190626864]

約数ペア:

[(1, 20190626864), (2, 10095313432), (4, 5047656716), (8, 2523828358), (16, 1261914179), (31, 651310544), (62, 325655272), (89, 226860976), (124, 162827636), (178, 113430488), (248, 81413818), (356, 56715244), (496, 40706909), (712, 28357622), (1424, 14178811), (2759, 7318096), (5518, 3659048), (11036, 1829524), (22072, 914762), (44144, 457381)]