18164804

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{15823}}^1$

素因数の和:15875

約数の個数: 24

約数和(自身を含む): 37218048

約数和(自身を除く): 19053244

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 15823, 31646, 63292, 110761, 221522, 443044, 648743, 1297486, 2594972, 4541201, 9082402, 18164804]

約数ペア:

[(1, 18164804), (2, 9082402), (4, 4541201), (7, 2594972), (14, 1297486), (28, 648743), (41, 443044), (82, 221522), (164, 110761), (287, 63292), (574, 31646), (1148, 15823)]