20086891936

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{2557}}^1\times {\mathrm{7919}}^1$

素因数の和:10517

約数の個数: 48

約数和(自身を含む): 40842869760

約数和(自身を除く): 20755977824

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 2557, 5114, 7919, 10228, 15838, 20456, 31676, 40912, 63352, 79267, 81824, 126704, 158534, 245489, 253408, 317068, 490978, 634136, 981956, 1268272, 1963912, 2536544, 3927824, 7855648, 20248883, 40497766, 80995532, 161991064, 323982128, 627715373, 647964256, 1255430746, 2510861492, 5021722984, 10043445968, 20086891936]

約数ペア:

[(1, 20086891936), (2, 10043445968), (4, 5021722984), (8, 2510861492), (16, 1255430746), (31, 647964256), (32, 627715373), (62, 323982128), (124, 161991064), (248, 80995532), (496, 40497766), (992, 20248883), (2557, 7855648), (5114, 3927824), (7919, 2536544), (10228, 1963912), (15838, 1268272), (20456, 981956), (31676, 634136), (40912, 490978), (63352, 317068), (79267, 253408), (81824, 245489), (126704, 158534)]