19568241

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 37844352

約数和(自身を除く): 18276111

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 121, 151, 153, 187, 231, 357, 363, 453, 561, 693, 847, 1057, 1071, 1089, 1309, 1359, 1661, 1683, 2057, 2541, 2567, 3171, 3927, 4983, 6171, 7623, 7701, 9513, 11627, 11781, 14399, 14949, 17969, 18271, 18513, 23103, 28237, 34881, 43197, 53907, 54813, 84711, 104643, 127897, 129591, 161721, 164439, 197659, 254133, 310607, 383691, 592977, 931821, 1151073, 1778931, 2174249, 2795463, 6522747, 19568241]

約数ペア:

[(1, 19568241), (3, 6522747), (7, 2795463), (9, 2174249), (11, 1778931), (17, 1151073), (21, 931821), (33, 592977), (51, 383691), (63, 310607), (77, 254133), (99, 197659), (119, 164439), (121, 161721), (151, 129591), (153, 127897), (187, 104643), (231, 84711), (357, 54813), (363, 53907), (453, 43197), (561, 34881), (693, 28237), (847, 23103), (1057, 18513), (1071, 18271), (1089, 17969), (1309, 14949), (1359, 14399), (1661, 11781), (1683, 11627), (2057, 9513), (2541, 7701), (2567, 7623), (3171, 6171), (3927, 4983)]