20071491044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1\times {\mathrm{8231}}^1$

素因数の和:8756

約数の個数: 48

約数和(自身を含む): 38676306816

約数和(自身を除く): 18604815772

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 353, 628, 706, 1412, 1727, 3454, 3883, 6908, 7766, 8231, 15532, 16462, 32924, 55421, 90541, 110842, 181082, 221684, 362164, 609631, 1219262, 1292267, 2438524, 2584534, 2905543, 5169068, 5811086, 11622172, 14214937, 28429874, 31960973, 56859748, 63921946, 127843892, 456170251, 912340502, 1824681004, 5017872761, 10035745522, 20071491044]

約数ペア:

[(1, 20071491044), (2, 10035745522), (4, 5017872761), (11, 1824681004), (22, 912340502), (44, 456170251), (157, 127843892), (314, 63921946), (353, 56859748), (628, 31960973), (706, 28429874), (1412, 14214937), (1727, 11622172), (3454, 5811086), (3883, 5169068), (6908, 2905543), (7766, 2584534), (8231, 2438524), (15532, 1292267), (16462, 1219262), (32924, 609631), (55421, 362164), (90541, 221684), (110842, 181082)]