28009072

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19237}}^1$

素因数の和:19265

約数の個数: 40

約数和(自身を含む): 66794336

約数和(自身を除く): 38785264

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19237, 38474, 76948, 134659, 153896, 250081, 269318, 307792, 500162, 538636, 1000324, 1077272, 1750567, 2000648, 2154544, 3501134, 4001296, 7002268, 14004536, 28009072]

約数ペア:

[(1, 28009072), (2, 14004536), (4, 7002268), (7, 4001296), (8, 3501134), (13, 2154544), (14, 2000648), (16, 1750567), (26, 1077272), (28, 1000324), (52, 538636), (56, 500162), (91, 307792), (104, 269318), (112, 250081), (182, 153896), (208, 134659), (364, 76948), (728, 38474), (1456, 19237)]