20218563898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1\times {\mathrm{69019}}^1$

素因数の和:69646

約数の個数: 32

約数和(自身を含む): 34438219200

約数和(自身を除く): 14219655302

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 593, 1186, 7709, 11267, 15418, 22534, 69019, 138038, 146471, 292942, 897247, 1311361, 1794494, 2622722, 17047693, 34095386, 40928267, 81856534, 532067471, 777637073, 1064134942, 1555274146, 10109281949, 20218563898]

約数ペア:

[(1, 20218563898), (2, 10109281949), (13, 1555274146), (19, 1064134942), (26, 777637073), (38, 532067471), (247, 81856534), (494, 40928267), (593, 34095386), (1186, 17047693), (7709, 2622722), (11267, 1794494), (15418, 1311361), (22534, 897247), (69019, 292942), (138038, 146471)]