16643888

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{6229}}^1$

素因数の和:6404

約数の個数: 20

約数和(自身を含む): 32445840

約数和(自身を除く): 15801952

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 6229, 12458, 24916, 49832, 99664, 1040243, 2080486, 4160972, 8321944, 16643888]

約数ペア:

[(1, 16643888), (2, 8321944), (4, 4160972), (8, 2080486), (16, 1040243), (167, 99664), (334, 49832), (668, 24916), (1336, 12458), (2672, 6229)]