19716708

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 52076416

約数和(自身を除く): 32359708

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 121, 132, 148, 222, 242, 363, 367, 407, 444, 484, 726, 734, 814, 1101, 1221, 1452, 1468, 1628, 2202, 2442, 4037, 4404, 4477, 4884, 8074, 8954, 12111, 13431, 13579, 16148, 17908, 24222, 26862, 27158, 40737, 44407, 48444, 53724, 54316, 81474, 88814, 133221, 149369, 162948, 177628, 266442, 298738, 448107, 532884, 597476, 896214, 1643059, 1792428, 3286118, 4929177, 6572236, 9858354, 19716708]

約数ペア:

[(1, 19716708), (2, 9858354), (3, 6572236), (4, 4929177), (6, 3286118), (11, 1792428), (12, 1643059), (22, 896214), (33, 597476), (37, 532884), (44, 448107), (66, 298738), (74, 266442), (111, 177628), (121, 162948), (132, 149369), (148, 133221), (222, 88814), (242, 81474), (363, 54316), (367, 53724), (407, 48444), (444, 44407), (484, 40737), (726, 27158), (734, 26862), (814, 24222), (1101, 17908), (1221, 16148), (1452, 13579), (1468, 13431), (1628, 12111), (2202, 8954), (2442, 8074), (4037, 4884), (4404, 4477)]