29980784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{98621}}^1$

素因数の和:98648

約数の個数: 20

約数和(自身を含む): 61145640

約数和(自身を除く): 31164856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 98621, 197242, 394484, 788968, 1577936, 1873799, 3747598, 7495196, 14990392, 29980784]

約数ペア:

[(1, 29980784), (2, 14990392), (4, 7495196), (8, 3747598), (16, 1873799), (19, 1577936), (38, 788968), (76, 394484), (152, 197242), (304, 98621)]