20148617489

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{254791}}^1$

素因数の和:254901

約数の個数: 32

約数和(自身を含む): 27395235840

約数和(自身を除く): 7246618351

約数列:

[1, 7, 11, 13, 77, 79, 91, 143, 553, 869, 1001, 1027, 6083, 7189, 11297, 79079, 254791, 1783537, 2802701, 3312283, 19618907, 20128489, 23185981, 36435113, 140899423, 221413379, 255045791, 261670357, 1549893653, 1831692499, 2878373927, 20148617489]

約数ペア:

[(1, 20148617489), (7, 2878373927), (11, 1831692499), (13, 1549893653), (77, 261670357), (79, 255045791), (91, 221413379), (143, 140899423), (553, 36435113), (869, 23185981), (1001, 20128489), (1027, 19618907), (6083, 3312283), (7189, 2802701), (11297, 1783537), (79079, 254791)]