19499248

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{39313}}^1$

素因数の和:39352

約数の個数: 20

約数和(自身を含む): 38999488

約数和(自身を除く): 19500240

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 39313, 78626, 157252, 314504, 629008, 1218703, 2437406, 4874812, 9749624, 19499248]

約数ペア:

[(1, 19499248), (2, 9749624), (4, 4874812), (8, 2437406), (16, 1218703), (31, 629008), (62, 314504), (124, 157252), (248, 78626), (496, 39313)]