16661404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1039}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 30867200

約数和(自身を除く): 14205796

約数列:

[1, 2, 4, 19, 38, 76, 211, 422, 844, 1039, 2078, 4009, 4156, 8018, 16036, 19741, 39482, 78964, 219229, 438458, 876916, 4165351, 8330702, 16661404]

約数ペア:

[(1, 16661404), (2, 8330702), (4, 4165351), (19, 876916), (38, 438458), (76, 219229), (211, 78964), (422, 39482), (844, 19741), (1039, 16036), (2078, 8018), (4009, 4156)]