19619116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 19571924

約数列:

[1, 2, 4, 11, 22, 44, 47, 53, 94, 106, 179, 188, 212, 358, 517, 583, 716, 1034, 1166, 1969, 2068, 2332, 2491, 3938, 4982, 7876, 8413, 9487, 9964, 16826, 18974, 27401, 33652, 37948, 54802, 92543, 104357, 109604, 185086, 208714, 370172, 417428, 445889, 891778, 1783556, 4904779, 9809558, 19619116]

約数ペア:

[(1, 19619116), (2, 9809558), (4, 4904779), (11, 1783556), (22, 891778), (44, 445889), (47, 417428), (53, 370172), (94, 208714), (106, 185086), (179, 109604), (188, 104357), (212, 92543), (358, 54802), (517, 37948), (583, 33652), (716, 27401), (1034, 18974), (1166, 16826), (1969, 9964), (2068, 9487), (2332, 8413), (2491, 7876), (3938, 4982)]