19048995

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 39373776

約数和(自身を除く): 20324781

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 53, 63, 105, 147, 159, 163, 245, 265, 315, 371, 441, 477, 489, 735, 795, 815, 1113, 1141, 1467, 1855, 2205, 2385, 2445, 2597, 3339, 3423, 5565, 5705, 7335, 7791, 7987, 8639, 10269, 12985, 16695, 17115, 23373, 23961, 25917, 38955, 39935, 43195, 51345, 60473, 71883, 77751, 116865, 119805, 129585, 181419, 302365, 359415, 388755, 423311, 544257, 907095, 1269933, 2116555, 2721285, 3809799, 6349665, 19048995]

約数ペア:

[(1, 19048995), (3, 6349665), (5, 3809799), (7, 2721285), (9, 2116555), (15, 1269933), (21, 907095), (35, 544257), (45, 423311), (49, 388755), (53, 359415), (63, 302365), (105, 181419), (147, 129585), (159, 119805), (163, 116865), (245, 77751), (265, 71883), (315, 60473), (371, 51345), (441, 43195), (477, 39935), (489, 38955), (735, 25917), (795, 23961), (815, 23373), (1113, 17115), (1141, 16695), (1467, 12985), (1855, 10269), (2205, 8639), (2385, 7987), (2445, 7791), (2597, 7335), (3339, 5705), (3423, 5565)]