20405052

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{6829}}^1$

素因数の和:6922

約数の個数: 36

約数和(自身を含む): 52208520

約数和(自身を除く): 31803468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 6829, 13658, 20487, 27316, 40974, 61461, 81948, 122922, 245844, 566807, 1133614, 1700421, 2267228, 3400842, 5101263, 6801684, 10202526, 20405052]

約数ペア:

[(1, 20405052), (2, 10202526), (3, 6801684), (4, 5101263), (6, 3400842), (9, 2267228), (12, 1700421), (18, 1133614), (36, 566807), (83, 245844), (166, 122922), (249, 81948), (332, 61461), (498, 40974), (747, 27316), (996, 20487), (1494, 13658), (2988, 6829)]