20616612

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 50115072

約数和(自身を除く): 29498460

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 157, 186, 314, 353, 372, 471, 628, 706, 942, 1059, 1412, 1884, 2118, 4236, 4867, 9734, 10943, 14601, 19468, 21886, 29202, 32829, 43772, 55421, 58404, 65658, 110842, 131316, 166263, 221684, 332526, 665052, 1718051, 3436102, 5154153, 6872204, 10308306, 20616612]

約数ペア:

[(1, 20616612), (2, 10308306), (3, 6872204), (4, 5154153), (6, 3436102), (12, 1718051), (31, 665052), (62, 332526), (93, 221684), (124, 166263), (157, 131316), (186, 110842), (314, 65658), (353, 58404), (372, 55421), (471, 43772), (628, 32829), (706, 29202), (942, 21886), (1059, 19468), (1412, 14601), (1884, 10943), (2118, 9734), (4236, 4867)]