20181182

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 35665920

約数和(自身を除く): 15484738

約数列:

[1, 2, 7, 14, 71, 79, 142, 158, 257, 497, 514, 553, 994, 1106, 1799, 3598, 5609, 11218, 18247, 20303, 36494, 39263, 40606, 78526, 127729, 142121, 255458, 284242, 1441513, 2883026, 10090591, 20181182]

約数ペア:

[(1, 20181182), (2, 10090591), (7, 2883026), (14, 1441513), (71, 284242), (79, 255458), (142, 142121), (158, 127729), (257, 78526), (497, 40606), (514, 39263), (553, 36494), (994, 20303), (1106, 18247), (1799, 11218), (3598, 5609)]