20124202

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 37202760

約数和(自身を除く): 17078558

約数列:

[1, 2, 7, 14, 29, 49, 58, 73, 97, 98, 146, 194, 203, 406, 511, 679, 1022, 1358, 1421, 2117, 2813, 2842, 3577, 4234, 4753, 5626, 7081, 7154, 9506, 14162, 14819, 19691, 29638, 39382, 49567, 99134, 103733, 137837, 205349, 207466, 275674, 346969, 410698, 693938, 1437443, 2874886, 10062101, 20124202]

約数ペア:

[(1, 20124202), (2, 10062101), (7, 2874886), (14, 1437443), (29, 693938), (49, 410698), (58, 346969), (73, 275674), (97, 207466), (98, 205349), (146, 137837), (194, 103733), (203, 99134), (406, 49567), (511, 39382), (679, 29638), (1022, 19691), (1358, 14819), (1421, 14162), (2117, 9506), (2813, 7154), (2842, 7081), (3577, 5626), (4234, 4753)]