20216447988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{719}}^1\times {\mathrm{727}}^1$

素因数の和:1757

約数の個数: 96

約数和(自身を含む): 51778621440

約数和(自身を除く): 31562173452

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 293, 586, 719, 727, 879, 1172, 1438, 1454, 1758, 2157, 2181, 2876, 2908, 3223, 3516, 4314, 4362, 6446, 7909, 7997, 8628, 8724, 9669, 12892, 15818, 15994, 19338, 23727, 23991, 31636, 31988, 38676, 47454, 47982, 94908, 95964, 210667, 213011, 421334, 426022, 522713, 632001, 639033, 842668, 852044, 1045426, 1264002, 1278066, 1568139, 2090852, 2317337, 2343121, 2528004, 2556132, 3136278, 4634674, 4686242, 5749843, 6272556, 6952011, 7029363, 9269348, 9372484, 11499686, 13904022, 14058726, 17249529, 22999372, 27808044, 28117452, 34499058, 68998116, 153154909, 306309818, 459464727, 612619636, 918929454, 1684703999, 1837858908, 3369407998, 5054111997, 6738815996, 10108223994, 20216447988]

約数ペア:

[(1, 20216447988), (2, 10108223994), (3, 6738815996), (4, 5054111997), (6, 3369407998), (11, 1837858908), (12, 1684703999), (22, 918929454), (33, 612619636), (44, 459464727), (66, 306309818), (132, 153154909), (293, 68998116), (586, 34499058), (719, 28117452), (727, 27808044), (879, 22999372), (1172, 17249529), (1438, 14058726), (1454, 13904022), (1758, 11499686), (2157, 9372484), (2181, 9269348), (2876, 7029363), (2908, 6952011), (3223, 6272556), (3516, 5749843), (4314, 4686242), (4362, 4634674), (6446, 3136278), (7909, 2556132), (7997, 2528004), (8628, 2343121), (8724, 2317337), (9669, 2090852), (12892, 1568139), (15818, 1278066), (15994, 1264002), (19338, 1045426), (23727, 852044), (23991, 842668), (31636, 639033), (31988, 632001), (38676, 522713), (47454, 426022), (47982, 421334), (94908, 213011), (95964, 210667)]