19783146

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 42325632

約数和(自身を除く): 22542486

約数列:

[1, 2, 3, 6, 31, 47, 62, 73, 93, 94, 141, 146, 186, 219, 282, 438, 961, 1457, 1922, 2263, 2883, 2914, 3431, 4371, 4526, 5766, 6789, 6862, 8742, 10293, 13578, 20586, 45167, 70153, 90334, 106361, 135501, 140306, 210459, 212722, 271002, 319083, 420918, 638166, 3297191, 6594382, 9891573, 19783146]

約数ペア:

[(1, 19783146), (2, 9891573), (3, 6594382), (6, 3297191), (31, 638166), (47, 420918), (62, 319083), (73, 271002), (93, 212722), (94, 210459), (141, 140306), (146, 135501), (186, 106361), (219, 90334), (282, 70153), (438, 45167), (961, 20586), (1457, 13578), (1922, 10293), (2263, 8742), (2883, 6862), (2914, 6789), (3431, 5766), (4371, 4526)]