71628784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{235621}}^1$

素因数の和:235648

約数の個数: 20

約数和(自身を含む): 146085640

約数和(自身を除く): 74456856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 235621, 471242, 942484, 1884968, 3769936, 4476799, 8953598, 17907196, 35814392, 71628784]

約数ペア:

[(1, 71628784), (2, 35814392), (4, 17907196), (8, 8953598), (16, 4476799), (19, 3769936), (38, 1884968), (76, 942484), (152, 471242), (304, 235621)]