20367816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2957}}^1$

素因数の和:3014

約数の個数: 64

約数和(自身を含む): 59633280

約数和(自身を除く): 39265464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 2957, 3444, 5914, 6888, 8871, 11828, 17742, 20699, 23656, 35484, 41398, 62097, 70968, 82796, 121237, 124194, 165592, 242474, 248388, 363711, 484948, 496776, 727422, 848659, 969896, 1454844, 1697318, 2545977, 2909688, 3394636, 5091954, 6789272, 10183908, 20367816]

約数ペア:

[(1, 20367816), (2, 10183908), (3, 6789272), (4, 5091954), (6, 3394636), (7, 2909688), (8, 2545977), (12, 1697318), (14, 1454844), (21, 969896), (24, 848659), (28, 727422), (41, 496776), (42, 484948), (56, 363711), (82, 248388), (84, 242474), (123, 165592), (164, 124194), (168, 121237), (246, 82796), (287, 70968), (328, 62097), (492, 41398), (574, 35484), (861, 23656), (984, 20699), (1148, 17742), (1722, 11828), (2296, 8871), (2957, 6888), (3444, 5914)]