148929904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{489901}}^1$

素因数の和:489928

約数の個数: 20

約数和(自身を含む): 303739240

約数和(自身を除く): 154809336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 489901, 979802, 1959604, 3919208, 7838416, 9308119, 18616238, 37232476, 74464952, 148929904]

約数ペア:

[(1, 148929904), (2, 74464952), (4, 37232476), (8, 18616238), (16, 9308119), (19, 7838416), (38, 3919208), (76, 1959604), (152, 979802), (304, 489901)]