81400484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97369}}^1$

素因数の和:97403

約数の個数: 24

約数和(自身を含む): 163581600

約数和(自身を除く): 82181116

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 97369, 194738, 389476, 1071059, 1850011, 2142118, 3700022, 4284236, 7400044, 20350121, 40700242, 81400484]

約数ペア:

[(1, 81400484), (2, 40700242), (4, 20350121), (11, 7400044), (19, 4284236), (22, 3700022), (38, 2142118), (44, 1850011), (76, 1071059), (209, 389476), (418, 194738), (836, 97369)]