18907295313

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{6373}}^1$

素因数の和:6873

約数の個数: 32

約数和(自身を含む): 26302081536

約数和(自身を除く): 7394786223

約数列:

[1, 3, 47, 53, 141, 159, 397, 1191, 2491, 6373, 7473, 18659, 19119, 21041, 55977, 63123, 299531, 337769, 898593, 988927, 1013307, 2530081, 2966781, 7590243, 15875143, 47625429, 118913807, 134094293, 356741421, 402282879, 6302431771, 18907295313]

約数ペア:

[(1, 18907295313), (3, 6302431771), (47, 402282879), (53, 356741421), (141, 134094293), (159, 118913807), (397, 47625429), (1191, 15875143), (2491, 7590243), (6373, 2966781), (7473, 2530081), (18659, 1013307), (19119, 988927), (21041, 898593), (55977, 337769), (63123, 299531)]