20551878

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1429}}^1$

素因数の和:1501

約数の個数: 48

約数和(自身を含む): 48185280

約数和(自身を除く): 27633402

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 47, 51, 94, 102, 141, 153, 282, 306, 423, 799, 846, 1429, 1598, 2397, 2858, 4287, 4794, 7191, 8574, 12861, 14382, 24293, 25722, 48586, 67163, 72879, 134326, 145758, 201489, 218637, 402978, 437274, 604467, 1141771, 1208934, 2283542, 3425313, 6850626, 10275939, 20551878]

約数ペア:

[(1, 20551878), (2, 10275939), (3, 6850626), (6, 3425313), (9, 2283542), (17, 1208934), (18, 1141771), (34, 604467), (47, 437274), (51, 402978), (94, 218637), (102, 201489), (141, 145758), (153, 134326), (282, 72879), (306, 67163), (423, 48586), (799, 25722), (846, 24293), (1429, 14382), (1598, 12861), (2397, 8574), (2858, 7191), (4287, 4794)]