204156784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{981523}}^1$

素因数の和:981544

約数の個数: 20

約数和(自身を含む): 425981416

約数和(自身を除く): 221824632

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 981523, 1963046, 3926092, 7852184, 12759799, 15704368, 25519598, 51039196, 102078392, 204156784]

約数ペア:

[(1, 204156784), (2, 102078392), (4, 51039196), (8, 25519598), (13, 15704368), (16, 12759799), (26, 7852184), (52, 3926092), (104, 1963046), (208, 981523)]