20779985136

素因数分解:

$2^4\times 3^1\times {\mathrm{307}}^1\times {\mathrm{883}}^1\times {\mathrm{1597}}^1$

素因数の和:2798

約数の個数: 80

約数和(自身を含む): 53951241344

約数和(自身を除く): 33171256208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 307, 614, 883, 921, 1228, 1597, 1766, 1842, 2456, 2649, 3194, 3532, 3684, 4791, 4912, 5298, 6388, 7064, 7368, 9582, 10596, 12776, 14128, 14736, 19164, 21192, 25552, 38328, 42384, 76656, 271081, 490279, 542162, 813243, 980558, 1084324, 1410151, 1470837, 1626486, 1961116, 2168648, 2820302, 2941674, 3252972, 3922232, 4230453, 4337296, 5640604, 5883348, 6505944, 7844464, 8460906, 11281208, 11766696, 13011888, 16921812, 22562416, 23533392, 33843624, 67687248, 432916357, 865832714, 1298749071, 1731665428, 2597498142, 3463330856, 5194996284, 6926661712, 10389992568, 20779985136]

約数ペア:

[(1, 20779985136), (2, 10389992568), (3, 6926661712), (4, 5194996284), (6, 3463330856), (8, 2597498142), (12, 1731665428), (16, 1298749071), (24, 865832714), (48, 432916357), (307, 67687248), (614, 33843624), (883, 23533392), (921, 22562416), (1228, 16921812), (1597, 13011888), (1766, 11766696), (1842, 11281208), (2456, 8460906), (2649, 7844464), (3194, 6505944), (3532, 5883348), (3684, 5640604), (4791, 4337296), (4912, 4230453), (5298, 3922232), (6388, 3252972), (7064, 2941674), (7368, 2820302), (9582, 2168648), (10596, 1961116), (12776, 1626486), (14128, 1470837), (14736, 1410151), (19164, 1084324), (21192, 980558), (25552, 813243), (38328, 542162), (42384, 490279), (76656, 271081)]