19871184

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 80

約数和(自身を含む): 53514432

約数和(自身を除く): 33643248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 73, 106, 107, 146, 159, 212, 214, 219, 292, 318, 321, 424, 428, 438, 584, 636, 642, 848, 856, 876, 1168, 1272, 1284, 1712, 1752, 2544, 2568, 3504, 3869, 5136, 5671, 7738, 7811, 11342, 11607, 15476, 15622, 17013, 22684, 23214, 23433, 30952, 31244, 34026, 45368, 46428, 46866, 61904, 62488, 68052, 90736, 92856, 93732, 124976, 136104, 185712, 187464, 272208, 374928, 413983, 827966, 1241949, 1655932, 2483898, 3311864, 4967796, 6623728, 9935592, 19871184]

約数ペア:

[(1, 19871184), (2, 9935592), (3, 6623728), (4, 4967796), (6, 3311864), (8, 2483898), (12, 1655932), (16, 1241949), (24, 827966), (48, 413983), (53, 374928), (73, 272208), (106, 187464), (107, 185712), (146, 136104), (159, 124976), (212, 93732), (214, 92856), (219, 90736), (292, 68052), (318, 62488), (321, 61904), (424, 46866), (428, 46428), (438, 45368), (584, 34026), (636, 31244), (642, 30952), (848, 23433), (856, 23214), (876, 22684), (1168, 17013), (1272, 15622), (1284, 15476), (1712, 11607), (1752, 11342), (2544, 7811), (2568, 7738), (3504, 5671), (3869, 5136)]