20342352

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 54853632

約数和(自身を除く): 34511280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 71, 94, 127, 141, 142, 188, 213, 254, 282, 284, 376, 381, 426, 508, 564, 568, 752, 762, 852, 1016, 1128, 1136, 1524, 1704, 2032, 2256, 3048, 3337, 3408, 5969, 6096, 6674, 9017, 10011, 11938, 13348, 17907, 18034, 20022, 23876, 26696, 27051, 35814, 36068, 40044, 47752, 53392, 54102, 71628, 72136, 80088, 95504, 108204, 143256, 144272, 160176, 216408, 286512, 423799, 432816, 847598, 1271397, 1695196, 2542794, 3390392, 5085588, 6780784, 10171176, 20342352]

約数ペア:

[(1, 20342352), (2, 10171176), (3, 6780784), (4, 5085588), (6, 3390392), (8, 2542794), (12, 1695196), (16, 1271397), (24, 847598), (47, 432816), (48, 423799), (71, 286512), (94, 216408), (127, 160176), (141, 144272), (142, 143256), (188, 108204), (213, 95504), (254, 80088), (282, 72136), (284, 71628), (376, 54102), (381, 53392), (426, 47752), (508, 40044), (564, 36068), (568, 35814), (752, 27051), (762, 26696), (852, 23876), (1016, 20022), (1128, 18034), (1136, 17907), (1524, 13348), (1704, 11938), (2032, 10011), (2256, 9017), (3048, 6674), (3337, 6096), (3408, 5969)]