19933846988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1\times {\mathrm{19793}}^1$

素因数の和:20342

約数の個数: 48

約数和(自身を含む): 38946991104

約数和(自身を除く): 19013144116

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 487, 517, 974, 1034, 1948, 2068, 5357, 10714, 19793, 21428, 22889, 39586, 45778, 79172, 91556, 217723, 251779, 435446, 503558, 870892, 930271, 1007116, 1860542, 3721084, 9639191, 10232981, 19278382, 20465962, 38556764, 40931924, 106031101, 212062202, 424124404, 453041977, 906083954, 1812167908, 4983461747, 9966923494, 19933846988]

約数ペア:

[(1, 19933846988), (2, 9966923494), (4, 4983461747), (11, 1812167908), (22, 906083954), (44, 453041977), (47, 424124404), (94, 212062202), (188, 106031101), (487, 40931924), (517, 38556764), (974, 20465962), (1034, 19278382), (1948, 10232981), (2068, 9639191), (5357, 3721084), (10714, 1860542), (19793, 1007116), (21428, 930271), (22889, 870892), (39586, 503558), (45778, 435446), (79172, 251779), (91556, 217723)]