20973386

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{599}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 16524214

約数列:

[1, 2, 7, 14, 41, 61, 82, 122, 287, 427, 574, 599, 854, 1198, 2501, 4193, 5002, 8386, 17507, 24559, 35014, 36539, 49118, 73078, 171913, 255773, 343826, 511546, 1498099, 2996198, 10486693, 20973386]

約数ペア:

[(1, 20973386), (2, 10486693), (7, 2996198), (14, 1498099), (41, 511546), (61, 343826), (82, 255773), (122, 171913), (287, 73078), (427, 49118), (574, 36539), (599, 35014), (854, 24559), (1198, 17507), (2501, 8386), (4193, 5002)]