208545406

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:1000

約数の個数: 32

約数和(自身を含む): 337921920

約数和(自身を除く): 129376514

約数列:

[1, 2, 19, 38, 67, 101, 134, 202, 811, 1273, 1622, 1919, 2546, 3838, 6767, 13534, 15409, 30818, 54337, 81911, 108674, 128573, 163822, 257146, 1032403, 1556309, 2064806, 3112618, 5488037, 10976074, 104272703, 208545406]

約数ペア:

[(1, 208545406), (2, 104272703), (19, 10976074), (38, 5488037), (67, 3112618), (101, 2064806), (134, 1556309), (202, 1032403), (811, 257146), (1273, 163822), (1622, 128573), (1919, 108674), (2546, 81911), (3838, 54337), (6767, 30818), (13534, 15409)]