20079156

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 48299328

約数和(自身を除く): 28220172

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 131, 159, 212, 241, 262, 318, 393, 482, 524, 636, 723, 786, 964, 1446, 1572, 2892, 6943, 12773, 13886, 20829, 25546, 27772, 31571, 38319, 41658, 51092, 63142, 76638, 83316, 94713, 126284, 153276, 189426, 378852, 1673263, 3346526, 5019789, 6693052, 10039578, 20079156]

約数ペア:

[(1, 20079156), (2, 10039578), (3, 6693052), (4, 5019789), (6, 3346526), (12, 1673263), (53, 378852), (106, 189426), (131, 153276), (159, 126284), (212, 94713), (241, 83316), (262, 76638), (318, 63142), (393, 51092), (482, 41658), (524, 38319), (636, 31571), (723, 27772), (786, 25546), (964, 20829), (1446, 13886), (1572, 12773), (2892, 6943)]