16381264

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{4079}}^1$

素因数の和:4338

約数の個数: 20

約数和(自身を含む): 31872960

約数和(自身を除く): 15491696

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 4079, 8158, 16316, 32632, 65264, 1023829, 2047658, 4095316, 8190632, 16381264]

約数ペア:

[(1, 16381264), (2, 8190632), (4, 4095316), (8, 2047658), (16, 1023829), (251, 65264), (502, 32632), (1004, 16316), (2008, 8158), (4016, 4079)]