19617738

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1259}}^1$

素因数の和:1331

約数の個数: 48

約数和(自身を含む): 46539360

約数和(自身を除く): 26921622

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 53, 98, 106, 147, 159, 294, 318, 371, 742, 1113, 1259, 2226, 2518, 2597, 3777, 5194, 7554, 7791, 8813, 15582, 17626, 26439, 52878, 61691, 66727, 123382, 133454, 185073, 200181, 370146, 400362, 467089, 934178, 1401267, 2802534, 3269623, 6539246, 9808869, 19617738]

約数ペア:

[(1, 19617738), (2, 9808869), (3, 6539246), (6, 3269623), (7, 2802534), (14, 1401267), (21, 934178), (42, 467089), (49, 400362), (53, 370146), (98, 200181), (106, 185073), (147, 133454), (159, 123382), (294, 66727), (318, 61691), (371, 52878), (742, 26439), (1113, 17626), (1259, 15582), (2226, 8813), (2518, 7791), (2597, 7554), (3777, 5194)]