19853548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 41559840

約数和(自身を除く): 21706292

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 61, 122, 143, 244, 286, 569, 572, 671, 793, 1138, 1342, 1586, 2276, 2684, 3172, 6259, 7397, 8723, 12518, 14794, 17446, 25036, 29588, 34709, 34892, 69418, 81367, 138836, 162734, 325468, 381799, 451217, 763598, 902434, 1527196, 1804868, 4963387, 9926774, 19853548]

約数ペア:

[(1, 19853548), (2, 9926774), (4, 4963387), (11, 1804868), (13, 1527196), (22, 902434), (26, 763598), (44, 451217), (52, 381799), (61, 325468), (122, 162734), (143, 138836), (244, 81367), (286, 69418), (569, 34892), (572, 34709), (671, 29588), (793, 25036), (1138, 17446), (1342, 14794), (1586, 12518), (2276, 8723), (2684, 7397), (3172, 6259)]