25158014

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 45696000

約数和(自身を除く): 20537986

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 271, 349, 542, 698, 1897, 2443, 3794, 4886, 5149, 6631, 10298, 13262, 36043, 46417, 72086, 92834, 94579, 189158, 662053, 1324106, 1797001, 3594002, 12579007, 25158014]

約数ペア:

[(1, 25158014), (2, 12579007), (7, 3594002), (14, 1797001), (19, 1324106), (38, 662053), (133, 189158), (266, 94579), (271, 92834), (349, 72086), (542, 46417), (698, 36043), (1897, 13262), (2443, 10298), (3794, 6631), (4886, 5149)]