20199774812

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2549}}^1\times {\mathrm{3877}}^1$

素因数の和:6510

約数の個数: 48

約数和(自身を含む): 40979601600

約数和(自身を除く): 20779826788

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 2549, 3877, 5098, 7754, 10196, 15508, 17843, 27139, 35686, 54278, 71372, 108556, 186077, 283021, 372154, 566042, 744308, 1132084, 1302539, 1981147, 2605078, 3962294, 5210156, 7924588, 9882473, 19764946, 39529892, 69177311, 138354622, 276709244, 721420529, 1442841058, 2885682116, 5049943703, 10099887406, 20199774812]

約数ペア:

[(1, 20199774812), (2, 10099887406), (4, 5049943703), (7, 2885682116), (14, 1442841058), (28, 721420529), (73, 276709244), (146, 138354622), (292, 69177311), (511, 39529892), (1022, 19764946), (2044, 9882473), (2549, 7924588), (3877, 5210156), (5098, 3962294), (7754, 2605078), (10196, 1981147), (15508, 1302539), (17843, 1132084), (27139, 744308), (35686, 566042), (54278, 372154), (71372, 283021), (108556, 186077)]