18378492

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 49641984

約数和(自身を除く): 31263492

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 53, 66, 71, 74, 106, 111, 132, 142, 148, 159, 212, 213, 222, 284, 318, 407, 426, 444, 583, 636, 781, 814, 852, 1166, 1221, 1562, 1628, 1749, 1961, 2332, 2343, 2442, 2627, 3124, 3498, 3763, 3922, 4686, 4884, 5254, 5883, 6996, 7526, 7844, 7881, 9372, 10508, 11289, 11766, 15052, 15762, 21571, 22578, 23532, 28897, 31524, 41393, 43142, 45156, 57794, 64713, 82786, 86284, 86691, 115588, 124179, 129426, 139231, 165572, 173382, 248358, 258852, 278462, 346764, 417693, 496716, 556924, 835386, 1531541, 1670772, 3063082, 4594623, 6126164, 9189246, 18378492]

約数ペア:

[(1, 18378492), (2, 9189246), (3, 6126164), (4, 4594623), (6, 3063082), (11, 1670772), (12, 1531541), (22, 835386), (33, 556924), (37, 496716), (44, 417693), (53, 346764), (66, 278462), (71, 258852), (74, 248358), (106, 173382), (111, 165572), (132, 139231), (142, 129426), (148, 124179), (159, 115588), (212, 86691), (213, 86284), (222, 82786), (284, 64713), (318, 57794), (407, 45156), (426, 43142), (444, 41393), (583, 31524), (636, 28897), (781, 23532), (814, 22578), (852, 21571), (1166, 15762), (1221, 15052), (1562, 11766), (1628, 11289), (1749, 10508), (1961, 9372), (2332, 7881), (2343, 7844), (2442, 7526), (2627, 6996), (3124, 5883), (3498, 5254), (3763, 4884), (3922, 4686)]