20102684

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1303}}^1$

素因数の和:1362

約数の個数: 48

約数和(自身を含む): 43814400

約数和(自身を除く): 23711716

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 1102, 1303, 2204, 2606, 3857, 5212, 7714, 9121, 15428, 18242, 24757, 36484, 37787, 49514, 75574, 99028, 151148, 173299, 264509, 346598, 529018, 693196, 717953, 1058036, 1435906, 2871812, 5025671, 10051342, 20102684]

約数ペア:

[(1, 20102684), (2, 10051342), (4, 5025671), (7, 2871812), (14, 1435906), (19, 1058036), (28, 717953), (29, 693196), (38, 529018), (58, 346598), (76, 264509), (116, 173299), (133, 151148), (203, 99028), (266, 75574), (406, 49514), (532, 37787), (551, 36484), (812, 24757), (1102, 18242), (1303, 15428), (2204, 9121), (2606, 7714), (3857, 5212)]