20645796

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1447}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 51085440

約数和(自身を除く): 30439644

約数列:

[1, 2, 3, 4, 6, 12, 29, 41, 58, 82, 87, 116, 123, 164, 174, 246, 348, 492, 1189, 1447, 2378, 2894, 3567, 4341, 4756, 5788, 7134, 8682, 14268, 17364, 41963, 59327, 83926, 118654, 125889, 167852, 177981, 237308, 251778, 355962, 503556, 711924, 1720483, 3440966, 5161449, 6881932, 10322898, 20645796]

約数ペア:

[(1, 20645796), (2, 10322898), (3, 6881932), (4, 5161449), (6, 3440966), (12, 1720483), (29, 711924), (41, 503556), (58, 355962), (82, 251778), (87, 237308), (116, 177981), (123, 167852), (164, 125889), (174, 118654), (246, 83926), (348, 59327), (492, 41963), (1189, 17364), (1447, 14268), (2378, 8682), (2894, 7134), (3567, 5788), (4341, 4756)]